Searching for the best car exhaust systems in 2027? The right exhaust system can boost your vehicle’s performance, enhance sound, and improve efficiency. The MagnaFlow Stainless Steel Performance Exhaust System stands out as the overall top pick for its balanced blend of quality and performance, while options like the DNA Motoring Stainless Steel Cat-Back Exhaust offer excellent value for older models. However, choosing the right exhaust involves tradeoffs between sound, durability, and ease of installation. Keep reading to see a detailed breakdown of the top options and what to consider before making your decision.
Get garage and car supplies delivered free — and shop member deals
- Fast, free delivery on millions of items
- Access to Prime Big Deal Days deals on October 6–7
- Prime Video, Amazon Music and more included
Complete the kit
Key Takeaways
- The top exhaust systems combine durability with performance enhancements, making them suitable for both daily driving and enthusiast use.
- Materials like stainless steel stand out for longevity and resistance to corrosion, justifying higher prices.
- Cat-back systems generally provide better performance improvements and sound customization compared to simpler resonator or muffler replacements.
- Installation complexity varies, with some kits requiring professional fitting, which impacts overall value.
- Choosing the right system depends heavily on your vehicle’s make, model, and your specific goals—be it sound, power, or budget.
| DNA Motoring Stainless Steel Cat-Back Exhaust System for 1992–2000 Honda Civic Coupe/Sedan |  | Best Overall for Honda Civic Enthusiasts | Brand: DNA Motoring | Part number: CBE-HC922-NRT | Compatible vehicles: 1992–2000 Honda Civic Coupe/Sedan | VIEW LATEST PRICE | See Our Full Breakdown |
| Exhaust Resonator, Intermediate Pipe & Muffler System Kit for Subaru XV Crosstrek 2013-2015 2.0L |  | Best for Long-Term Durability and Easy Installation | Compatible Models: Subaru XV Crosstrek 2013-2015 2.0L | Material: 409 Stainless Steel | Item Weight: 36 pounds | VIEW LATEST PRICE | See Our Full Breakdown |
| MagnaFlow 16483 Stainless Steel Performance Exhaust System Kit |  | Best for Power-Seeking Enthusiasts | Manufacturer: MagnaFlow Exhaust Products | Model: 16483 | Material: Stainless steel | VIEW LATEST PRICE | See Our Full Breakdown |
| Stainless Steel Exhaust Resonator Pipe for 2003–2007 Nissan Murano 3.5L |  | Best for Direct-Fit, Budget-Friendly Replacement | Compatible vehicles: 2003–2007 Nissan Murano 3.5L | Material: 409-grade stainless steel | Inlet connection size: 2 inches | VIEW LATEST PRICE | See Our Full Breakdown |
| Northeastern Exhaust Stainless Steel Exhaust System Kit for Nissan Pathfinder 2005–2012 4.0L |  | Best for Complete, Corrosion-Resistant Upgrades | Compatible vehicle: Nissan Pathfinder 2005–2012 4.0L | Components: Muffler, front pipe, tail pipe, hardware | Material: 409 stainless steel | VIEW LATEST PRICE | See Our Full Breakdown |
| XsvFLO ShopLine Single Cat-Back Exhaust System, 3-Inch Aluminized |  | Best Overall for Customizable, Vehicle-Specific Exhaust Upgrades | Exhaust diameter: 3 inches | Muffler: Flowmaster Super 44 Series chambered | Fitment: Vehicle-specific for select Silverado, Sierra, F-Series, Ram | VIEW LATEST PRICE | See Our Full Breakdown |
| Stainless Steel Exhaust Flex Pipe, Resonator, and Muffler Kit for 1998–2002 Honda Accord 2.3L |  | Best for Corrosion-Resistant, Vehicle-Specific Honda Exhausts | Material: 409-grade stainless steel | Finish: Polished | Installation type: Bolt-on, clamp-on | VIEW LATEST PRICE | See Our Full Breakdown |
| SleYuYir Exhaust System Kit with Resonator Pipe and Pair of Mufflers for Subaru Forester and Impreza |  | Best for Subaru Enthusiasts Wanting a Complete Exhaust Upgrade | Compatible vehicles: Forester 2009–2013; Impreza 2008–2011 | Material: Aluminized steel (description); stainless steel (specs) | Included components: Resonator pipe, two mufflers, gaskets, clamps | VIEW LATEST PRICE | See Our Full Breakdown |
| BRExhaust OE Replacement Exhaust System Kit 106-0024 |  | Best for Easy, Durable OE-Style Replacement for Minivans | Brand: BRExhaust | PartNumber: 106-0024 | FitVehicles: Chrysler T&C, Dodge Grand Caravan, VW Routan | VIEW LATEST PRICE | See Our Full Breakdown |
| MagnaFlow 17108 Stainless Steel Performance Exhaust System Kit |  | Best for Power-Driven Drivers Seeking Proven Performance | Brand: MagnaFlow | Manufacturer part number: 17108 | Material: Stainless steel | VIEW LATEST PRICE | See Our Full Breakdown |
| car exhaust system | Material |
|---|---|
| DNA Motoring Stainless Steel C | T-304 stainless steel |
| Exhaust Resonator | 409 Stainless Steel |
| MagnaFlow 16483 Stainless Stee | Stainless steel |
| Stainless Steel Exhaust Resona | 409-grade stainless steel |
| Northeastern Exhaust Stainless | 409 stainless steel |
| XsvFLO ShopLine Single Cat-Bac | — |
| Stainless Steel Exhaust Flex P | 409-grade stainless steel |
| SleYuYir Exhaust System Kit wi | Aluminized steel (description); stainless steel (specs) |
| BRExhaust OE Replacement Exhau | — |
| MagnaFlow 17108 Stainless Stee | Stainless steel |
More Details on Our Top Picks
DNA Motoring Stainless Steel Cat-Back Exhaust System for 1992–2000 Honda Civic Coupe/Sedan
This DNA Motoring cat-back exhaust stands out for its high-quality T-304 stainless steel construction and mandrel-bent piping, which help maximize exhaust flow and durability. Compared with the MagnaFlow kit, it offers a deeper, smoother tone and a noticeable boost in low-end torque, making it a compelling upgrade for Honda Civic owners focused on performance. However, its compatibility is limited strictly to 1992–2000 Civic models, and the claimed horsepower gains are manufacturer estimates rather than independently verified. Still, its robust build and tuning make it a strong choice for those seeking a balance of sound, performance, and longevity.
Pros:- T-304 stainless steel construction for durability
- Mandrel-bent pipes and TIG-welded flanges for smooth flow
- Deep, smooth exhaust tone enhances driving experience
- Manufacturer claims 15–25 HP increase
Cons:- Compatibility limited to specific Civic models
- Performance gains are manufacturer estimates, not verified
Best for: Honda Civic owners looking for a durable, performance-oriented upgrade that enhances sound and torque.
Not ideal for: Owners of other vehicle models or those seeking an exhaust system with broader compatibility or more dramatic horsepower gains.
- Brand:DNA Motoring
- Part number:CBE-HC922-NRT
- Compatible vehicles:1992–2000 Honda Civic Coupe/Sedan
- Material:T-304 stainless steel
- Pipe diameter:2.25 inches
- Weight:24 pounds
Our verdict“This pick is best suited for Honda Civic owners wanting a durable, performance-focused exhaust upgrade with a refined sound.”
Exhaust Resonator, Intermediate Pipe & Muffler System Kit for Subaru XV Crosstrek 2013-2015 2.0L
This Subaru XV Crosstrek kit excels in durability with its 409 stainless steel build, designed to resist rust and corrosion over time. Unlike the MagnaFlow performance kit, which emphasizes dyno-proven power, this system prioritizes longevity and straightforward installation, including all necessary gaskets and clamps. The heavy weight and mixed reviews about performance improvements suggest it’s more suitable for owners seeking a reliable, cost-effective upgrade rather than dramatic horsepower gains. Its lifetime warranty adds peace of mind for long-term use, especially in harsh climates.
Pros:- 409 stainless steel resists rust and corrosion
- Includes all necessary hardware for installation
- Designed for long-lasting durability
- Lifetime warranty against manufacturing defects
Cons:- Heavy weight may complicate installation
- Mixed reviews on performance improvements
Best for: Subaru Crosstrek owners wanting a rust-resistant, reliable exhaust upgrade with simple installation.
Not ideal for: Performance enthusiasts seeking significant power increases or lighter, performance-oriented systems.
- Compatible Models:Subaru XV Crosstrek 2013-2015 2.0L
- Material:409 Stainless Steel
- Item Weight:36 pounds
- Warranty:Lifetime replacement
- Included components:Gaskets, clamps
- Manufacturer part number:B0H1DH34GR
Our verdict“This system is ideal for Subaru Crosstrek owners prioritizing durability and ease of installation over performance gains.”
MagnaFlow 16483 Stainless Steel Performance Exhaust System Kit
The MagnaFlow 16483 kit is renowned for its proven power gains, thanks to its stainless steel construction and mandrel-bent tubing that optimize exhaust flow. Compared with the DNA Motoring system, it leans more toward performance and durability, though it is heavier and may be overkill for casual drivers. The straight-through mufflers contribute to a more aggressive tone, appealing to enthusiasts who want a more spirited driving experience. However, the heavier weight and potentially higher cost might be drawbacks for those seeking lighter setups or budget options. Its proven dyno results make it a go-to for serious performance upgrades.
Pros:- Stainless steel construction for durability
- Mandrel-bent tubing for optimal flow
- Straight-through mufflers for aggressive sound
- Dyno-proven power gains
Cons:- Heavy weight at 72 pounds
- Potentially higher price
Best for: Car enthusiasts seeking a dyno-proven, high-performance exhaust system for maximum power output.
Not ideal for: Casual drivers or those with strict weight or budget constraints who prefer lighter or more affordable options.
- Manufacturer:MagnaFlow Exhaust Products
- Model:16483
- Material:Stainless steel
- Weight:72 pounds
- Exterior:Painted
- OEM Part Number:16483
Our verdict“Ideal for performance-focused drivers who prioritize proven power increases and aggressive exhaust tone.”
Stainless Steel Exhaust Resonator Pipe for 2003–2007 Nissan Murano 3.5L
This Nissan Murano resonator pipe offers a straightforward, direct-fit solution with 409-grade stainless steel, making it suitable for owners seeking an easy, corrosion-resistant replacement. When compared to the more comprehensive systems like the Northeastern Exhaust kit, it focuses solely on the resonator pipe, which means less disruption but also less overall performance improvement. The included clamp and gaskets simplify installation, but the warranty excludes labor and shipping, which could add to ownership costs. It’s an excellent choice for those needing a quick fix or a specific part replacement without extra bells and whistles.
Pros:- 409-grade stainless steel resists rust
- Direct-fit for easy installation
- Includes clamp and gaskets
- Limited lifetime warranty
Cons:- Warranty excludes shipping and labor
- Installed or modified items are non-returnable
Best for: Nissan Murano owners needing a reliable, direct-fit resonator pipe as a cost-effective replacement.
Not ideal for: Owners seeking complete exhaust system upgrades or performance enhancements beyond the resonator.
- Compatible vehicles:2003–2007 Nissan Murano 3.5L
- Material:409-grade stainless steel
- Inlet connection size:2 inches
- Outlet connection size:2 inches
- Shape:Round
- OEM equivalent part number:49249
Our verdict“This resonator pipe is best for Nissan Murano owners needing a reliable, direct replacement without the complexity of full systems.”
Northeastern Exhaust Stainless Steel Exhaust System Kit for Nissan Pathfinder 2005–2012 4.0L
This Northeastern Exhaust kit provides a comprehensive upgrade for Nissan Pathfinder owners, including a muffler, front pipe, and tail pipe, all crafted from 409 stainless steel. Unlike the smaller resonator pipe, this kit offers a full system replacement that can significantly improve exhaust flow and reduce back pressure. Its no-weld installation approach makes it accessible for professional installation, but the need for expert help might be a barrier for DIYers. The heavy construction and the exclusion of shipping and labor costs in the warranty are important considerations. Overall, this kit suits those seeking a durable, all-in-one upgrade for a longer-lasting exhaust system.
Pros:- 409 stainless steel resists rust and corrosion
- Complete system with muffler, pipes, hardware
- Designed for corrosion resistance and flow improvement
- Includes all necessary components
Cons:- Requires professional installation
- Warranty excludes shipping, labor, and incidental charges
Best for: Nissan Pathfinder owners wanting a full, durable exhaust system upgrade without welding.
Not ideal for: DIY enthusiasts seeking a lightweight or budget system, or owners who prefer partial replacements.
- Compatible vehicle:Nissan Pathfinder 2005–2012 4.0L
- Components:Muffler, front pipe, tail pipe, hardware
- Material:409 stainless steel
- Installation:Professional required
- Manufacturer part number:650543
Our verdict“This complete exhaust kit is perfect for Nissan Pathfinder owners who value durability and a full system upgrade with professional help.”
XsvFLO ShopLine Single Cat-Back Exhaust System, 3-Inch Aluminized
This bolt-on system stands out for its OEM-style appearance combined with a more aggressive sound, thanks to the genuine Flowmaster Super 44 muffler. Unlike the more straightforward MagnaFlow kit, the XsvFLO ShopLine offers a mandrel-bent design that enhances exhaust flow and performance. The vehicle-specific fit ensures a precise installation, but it requires checking compatibility carefully, especially since it’s aluminized rather than stainless steel, which may impact longevity in harsh conditions. This makes it ideal for owners seeking a tailored upgrade that balances appearance and sound without extensive modifications.
Pros:- Includes a genuine Flowmaster Super 44 Series muffler for proven performance
- Mandrel-bent design boosts exhaust flow and sound quality
- Bolt-on installation simplifies fitting and reduces labor
Cons:- Vehicle-specific fit requires careful compatibility checks
- Constructed from aluminized steel, which may corrode faster than stainless steel
Best for: Truck owners looking for a vehicle-specific, bolt-on upgrade with a pronounced sound and OEM appearance
Not ideal for: Owners of vehicles outside the listed compatibility or those prioritizing stainless steel durability over cost
- Exhaust diameter:3 inches
- Muffler:Flowmaster Super 44 Series chambered
- Fitment:Vehicle-specific for select Silverado, Sierra, F-Series, Ram
- Installation type:Bolt-on
- Materials:Aluminum, stainless steel
- Included components:Genuine muffler, hardware, multi-piece tail pipe
Our verdict“This system is well-suited for truck owners seeking a customized, OEM-style exhaust upgrade with a deeper tone.”
Stainless Steel Exhaust Flex Pipe, Resonator, and Muffler Kit for 1998–2002 Honda Accord 2.3L
Compared with the more generic MagnaFlow exhaust kits, this Northeastern Exhaust set provides a tailored fit for 1998–2002 Honda Accords, emphasizing corrosion resistance with its 409-grade stainless steel. Its included hardware and gaskets make installation straightforward, but the one-time replacement warranty excludes shipping and labor, which can be inconvenient if issues arise. It’s a practical choice for owners prioritizing durability and precise fit over extensive customization or performance gains, making it ideal for daily drivers needing a reliable upgrade.
Pros:- Made from corrosion-resistant 409-grade stainless steel
- Includes all necessary hardware and gaskets for installation
- Vehicle-specific fit ensures proper alignment and fit
Cons:- Warranty excludes shipping, labor, and incidental costs
- Non-returnable if installed or modified
Best for: Honda Accord owners seeking a durable, corrosion-resistant exhaust upgrade with a vehicle-specific fit
Not ideal for: Owners looking for high-performance or louder sound modifications, as this kit emphasizes durability over power output
- Material:409-grade stainless steel
- Finish:Polished
- Installation type:Bolt-on, clamp-on
- Included components:Bolt kit, clamps, gaskets, hangers
- Warranty:Lifetime replacement against manufacturing defects
Our verdict“This kit is suitable for Honda Accord owners who need a durable, corrosion-resistant exhaust system with a straightforward installation process.”
SleYuYir Exhaust System Kit with Resonator Pipe and Pair of Mufflers for Subaru Forester and Impreza
This Subaru-specific exhaust kit provides a comprehensive upgrade with a resonator pipe and two rear mufflers, promising improved sound and flow. The inconsistent material information—described as aluminized steel in the overview but stainless steel in specs—raises questions about durability, especially for owners in salty environments. Compared to MagnaFlow’s more straightforward kit, the SleYuYir setup offers more components for a fuller sound, but the material ambiguity might affect longevity. It’s best suited for Subaru owners wanting a full system upgrade that enhances both sound and appearance, provided they’re aware of potential material concerns.
Pros:- Includes resonator pipe and two rear mufflers for enhanced sound
- Gaskets and clamps included for complete installation
- Designed specifically for Subaru models from 2008–2013
Cons:- Material description is inconsistent, raising questions on durability
- May require additional modifications for fit or clearance
Best for: Subaru Forester and Impreza owners seeking a full exhaust system with resonator and mufflers for improved sound and flow
Not ideal for: Owners seeking a highly durable, stainless steel system or those who prefer a simple bolt-on upgrade without extra components
- Compatible vehicles:Forester 2009–2013; Impreza 2008–2011
- Material:Aluminized steel (description); stainless steel (specs)
- Included components:Resonator pipe, two mufflers, gaskets, clamps
- Item dimensions:35 x 10 x 0.1 inches
Our verdict“This kit offers Subaru owners a comprehensive exhaust upgrade with extra components, suitable for those wanting a richer sound and flow improvements.”
BRExhaust OE Replacement Exhaust System Kit 106-0024
Compared with performance-focused systems like MagnaFlow, the BRExhaust OE Replacement Kit emphasizes durability and straightforward installation. Its mandrel-bent construction ensures high resistance to corrosion, while the bolt-on, multi-piece design simplifies DIY fitting around existing components. Suitable for Chrysler Town & Country, Dodge Grand Caravan, and VW Routan, it maintains emissions compliance with all emissions equipment intact. However, its limited compatibility and potential need for extra clearance make it less versatile for other vehicle types. This pick makes the most sense for owners seeking a reliable, OEM-style replacement that prioritizes longevity over performance gains.
Pros:- Mandrel-bent construction offers high durability and corrosion resistance
- Easy bolt-on, multi-piece design simplifies DIY installation
- Includes all necessary hardware, gaskets, and instructions
Cons:- Limited compatibility restricts use to specific minivans and vans
- May require extra clearance for fitting around existing components
Best for: Minivan owners needing a durable, OE-style replacement that’s easy to install and maintains emissions compliance
Not ideal for: Owners of non-compatible models or those seeking high-performance or sound enhancements
- Brand:BRExhaust
- PartNumber:106-0024
- FitVehicles:Chrysler T&C, Dodge Grand Caravan, VW Routan
- IncludedComponents:2 x 2.5in U-bolt clamps
- Warranty:2-year unlimited mileage
Our verdict“This system is ideal for minivan owners needing a long-lasting, OEM-style exhaust replacement with easy installation.”
MagnaFlow 17108 Stainless Steel Performance Exhaust System Kit
This MagnaFlow kit offers a high-performance upgrade with its straight-through mufflers and mandrel-bent tubing, targeting drivers who prioritize power gains. The stainless steel construction ensures long-term durability, but its vehicle-specific fit limits its application, unlike the more adaptable BRExhaust system. Compared to the other kits, this one emphasizes dyno-proven power and a smooth, aggressive sound, making it a compelling choice for enthusiasts or performance-minded drivers. However, the fit restrictions mean it’s less suitable for owners with non-matching vehicles or those looking for a universal upgrade.
Pros:- Straight-through mufflers maximize power and sound
- Mandrel-bent tubing enhances exhaust flow
- Stainless steel construction ensures longevity and corrosion resistance
Cons:- Vehicle-specific fit limits versatility across different models
- May require professional installation for optimal fit
Best for: Performance-focused drivers wanting a proven, stainless steel exhaust system for their cars
Not ideal for: Casual or daily drivers who prefer a simple, maintenance-free upgrade or have incompatible vehicle models
- Brand:MagnaFlow
- Manufacturer part number:17108
- Material:Stainless steel
- Muffler design:Straight-through
- Tubing:Mandrel-bent
- Vehicle type:Car
Our verdict“This kit suits drivers seeking a proven, durable performance exhaust for compatible vehicles aiming for increased power and sound clarity.”
How We Picked
The products in this roundup were selected based on several key criteria: build quality, compatibility with specific vehicles, ease of installation, and performance benefits. We prioritized systems made from corrosion-resistant materials like stainless steel, as these tend to last longer and provide better value over time. Performance gains in terms of sound and horsepower were also considered, along with user-friendliness for DIY installation. Each product was ranked to reflect its suitability for different buyer needs, from budget-conscious upgrades to premium performance kits, ensuring a comprehensive overview for all types of car enthusiasts.Factors to Consider When Choosing Car Exhaust Systems
Choosing the right car exhaust system involves balancing several factors beyond just brand or price. It’s important to consider your vehicle’s compatibility, performance goals, sound preferences, and installation requirements. Making an informed decision can improve your driving experience and ensure your investment lasts. Here are the main factors to keep in mind:Compatibility and Fit
Ensuring the exhaust system is designed for your specific vehicle model is essential. Many systems are tailored to certain years and engine configurations, so double-check fitment details before purchasing. A poorly fitted exhaust can lead to leaks, noise issues, and even damage to your vehicle. Some users opt for universal kits, but these often require additional modifications, adding to installation time and cost.
Material Quality and Durability
Stainless steel remains the gold standard for exhaust systems because of its resistance to rust and corrosion. Lower-cost options like aluminized steel may save money upfront but tend to degrade faster, especially in harsh climates. Investing in higher-quality materials ensures your exhaust maintains performance and appearance over time, reducing long-term maintenance expenses.
Performance and Sound
Deciding whether to prioritize horsepower gains or a specific exhaust note depends on your driving style. Cat-back systems often deliver a noticeable increase in power and a deeper sound, while resonator and muffler replacements tend to modify sound without significant performance boosts. Consider listening to sound clips and reading user feedback to match your preferences with the right system.
Installation and Maintenance
Some exhaust systems are straightforward enough for DIY installation, while others may require professional help, especially if modifications are needed. Ease of installation can influence overall value, especially if you prefer to handle upgrades yourself. Regular inspections and cleaning help prolong the life of your exhaust, regardless of material quality.
Price and Long-Term Value
While budget options might seem attractive initially, they often come with tradeoffs in durability and performance. Premium systems cost more but usually offer better materials, sound quality, and warranty coverage. Consider your long-term needs and how much you’re willing to invest to get a system that performs reliably over time.
Frequently Asked Questions
Will upgrading my exhaust system improve my fuel efficiency?
Yes, a well-chosen exhaust system can reduce backpressure, allowing your engine to breathe more freely, which may lead to slight improvements in fuel economy. However, the actual gains depend on your vehicle and the specific system installed. For most drivers, the main benefits of an upgraded exhaust are increased performance and a more desirable sound, rather than fuel savings, so set expectations accordingly.
Can I install a performance exhaust system myself?
Many exhaust systems are designed for DIY installation with basic tools, especially cat-back kits that bolt onto existing mounts. However, some setups, particularly those involving custom fabrication or welded components, may require professional assistance. Reading the installation instructions carefully and assessing your mechanical skills will help determine if you can handle the upgrade yourself or if professional help is advisable.
How loud will a performance exhaust make my car?
The sound level varies depending on the design and material of the exhaust system. Performance-oriented systems tend to produce a deeper, more aggressive tone, which can be loud at higher RPMs. If you prefer a quieter ride, look for systems with sound-dampening features or consider adding resonators. Listening to sound clips and reading user reviews can help you find a system that matches your noise preferences.
Are stainless steel exhaust systems worth the extra cost?
Stainless steel systems generally cost more upfront but offer superior durability, corrosion resistance, and often better performance. Over time, they tend to maintain their appearance and structural integrity, reducing replacement and maintenance costs. If you live in an area with harsh weather or road salt, investing in stainless steel is usually worthwhile for long-term reliability.
What should I consider if I want a louder exhaust sound?
To achieve a louder exhaust note, look for systems with free-flowing designs, larger diameter pipes, or performance mufflers. Some systems are specifically marketed for their aggressive sound profiles. Be mindful that increased noise might lead to issues with local noise regulations or annoy neighbors, so choose a system that balances sound with practicality for your environment.
Conclusion
For those seeking the best overall performance, the MagnaFlow Stainless Steel Performance Exhaust System offers a balanced combination of durability and power gains. Budget-conscious buyers should consider the DNA Motoring Stainless Steel Cat-Back Exhaust for a reliable upgrade without breaking the bank. Enthusiasts looking for a premium setup might prefer the MagnaFlow 17108 for its high-quality materials and deep sound. Beginners and casual users will appreciate systems that are straightforward to install, like the BRExhaust OE Replacement. Ultimately, your choice should align with your vehicle, driving goals, and budget, ensuring a satisfying upgrade tailored to your needs.Fall Picks
fall essentials
As an affiliate, we earn on qualifying purchases.
