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Description
APR VKAPRCBK57MPK9 - Full Catback Exhaust System - SQ5 (B9)Fits Audi SQ5 18 25 Overview Introducing the APR Catback Exhaust System for the Audi SQ5 The APR Catback Exhaust System for the Audi SQ5 is a complete, high performance exhaust solution that runs the entire length of the vehicle from the catalyst back. The system is sold in two sections: The front post catalyst downpipes and midpipes, and the rear catback section. Inspired by the larger center pipe design of the higher output RS4 and RS5 models, this
Fits Audi SQ5 18-25
Overview
Introducing the APR Catback Exhaust System for the Audi SQ5 The APR Catback Exhaust System for the Audi SQ5 is a complete, high-performance exhaust solution that runs the entire length of the vehicle from the catalyst back. The system is sold in two sections: The front post-catalyst downpipes and midpipes, and the rear catback section. Inspired by the larger center-pipe design of the higher-output RS4 and RS5 models, this system is engineered to boost performance, and elevate sound that's sure to make a statement! Crafted from premium materials and built with advanced manufacturing techniques, this system is designed to withstand harsh conditions and deliver lasting performance. Expect a bold, aggressive growl at wide-open throttle, along with an impressive gain of 10 horsepower and 12 FT-LBS of torque to all four wheels with the full system! Unmatched Design and Precision Engineering The APR Midpipe System includes downpipes and midpipes that travel post-catalyst in the engine bay to the underside of the vehicle, eliminating the factory resonators in the process. The APR Rear Catback System starts just after the midpipes but can be combined with our midpipe system to making this a true full-system upgrade. We've minimized restrictions with smooth transitions, oversized piping, and a straight-through muffler. Constructed from mandrel-bent T304 stainless steel with a brushed finish and TIG welding throughout, this exhaust system is as durable as it is striking. Installation is hassle-free, thanks to precision-fit brackets, OEM-style clip clamps, including adapter clamps making both systems compatible with either our systems, or the factory systems. Inspired by RS Performance Like the RS4 and RS5, this system features a reengineered exhaust routing design. It utilizes dual 2.5" (63.5mm) downpipes to dual 2.75" (70mm) midpipes pipes merging through a cast Y-junction into a massive 3.5" (91mm) midpipe, replacing the restrictive factory dual-pipe setup. The exhaust valve is fully integrated with the OEM control system, adjusting automatically to enhance sound during aggressive driving while maintaining a quieter profile during cruising. When closed, exhaust gasses route through the rear muffler featuring straight-through sound absorption technology and when open, bypasses the rear muffler all together. Experience the APR Difference Designed for enthusiasts seeking the perfect balance of power, sound, style, and quality, the APR Catback Exhaust System for the Audi SQ5 is a testament to engineering excellence. With its performance-driven design and durable construction, this system not only transforms your driving experience but also ensures years of reliable performance.
Features:
- Plug-and-Play with APR and factory system.
- Performance gains of 5 AWHP and 6 AWFT-LBS of torque on each system on their own or 10 AWHP and 12 AWFT-LBS of torque when combined.
- Premium T304 stainless steel construction with TIG welding for strength and durability.
- Optimized flow through dual 2.5” downpipes to 2.75” midpipes to single 3.5” midpipe exiting through dual 3” downturns.
- Mandrel-bent brushed piping paired with electropolished cast splitters for a refined finish.
- Precision brackets and slip clamps ensure accurate alignment and hassle-free installation.
- Integrated muffler minimizes drone and enhances sound quality.
- Valve-controlled rear muffler dynamically adjust sound based on driving style.
- Smooth transitions and straight-through components maximize performance by reducing restrictions.
- Strikes the perfect balance of power, sound, style, and quality for enthusiasts.
- Fully emissions compliant for worry-free operation.
Specs
| Bending | Mandrel |
|---|---|
| Brackets | Precise |
| Brand | APR |
| Clamp Style | Slip Clamp |
| Clamps Included | Yes |
| Emission Code | 5 |
| Exit Tube Diameter | 3 |
| Material | T304 Stainless Steel |
| Muffler Finish | Brushed |
| Muffler Style | Sound Absorption |
| Product Type | Exhaust Catback System |
| Intake Systems | |
| Tube Connection | Butt Joint |
| Tube Diameter | 2.5 IN |
| 2.75 IN | |
| 3 | |
| 3.5 IN | |
| Tube Finish | Brushed |
| Valve Actuation | OEM |
| Valves | Yes |
| Version | Full System: Midpipes & Catback |
| Welding | TIG |
| Part Number | VKAPRCBK57MPK9 |
Emissions
This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
Tech Resources
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
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Product Reviews
★★★★★ 3
Love the look, but color fades after 2-3 long days in the sun
Size: One Size, Color: Shark/Pfg Palms
Great fit and design, but black fades to brown from sunlight way to quick. Hats are meant to block the sun, so they should be able to hold up to UV better than this hat
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Reviewed in the United States on November 26, 2024
★★★★★ 5
As good as the name brands and fits well
Special Size: Midweight, Size: 38W x 28L, Color: Tinted Medium Blue
Just like the name brands, nice and sturdy at a great price. Fits well, feels better than the L's and the W's that's all I'll say there. Solid material, should last years.
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Reviewed in the United States on May 21, 2026
★★★★★ 5
I bought 3 more…
Special Size: Midweight, Size: 34W x 28L, Color: Dark Midnight Wash
How can you go wrong with great fitting, comfortable, jeans that look great and cost half of most jeans? I just purchased 3 more pair.
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Reviewed in the United States on May 23, 2026
★★★★★ 5
Good if they fit
Special Size: Midweight, Size: 30W x 30L, Color: Dark Midnight Wash
The jeans are great, once I got the right size, but these I brought back to Whole Foods and got charged anyway because Amazon never got them back!! But cheaper than Levi’s
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Reviewed in the United States on May 22, 2026
★★★★★ 4
Important fit information
Special Size: Midweight, Size: 34W x 30L, Color: Tinted Medium Blue
Be aware that these jeans are loose fit, not fitted through hips and thighs. Excellent quality, well made, great value. But if you are not overweight, if you have a trim build you will NOT like these. They were very baggy and loose around my husband's butt and thighs, so we had to return them. However, if you have a more generous build under your size 34 waist you WILL like these, and the waist has some stretch. I removed one star for calling these fitted through hips and thighs. They're not.
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Reviewed in the United States on April 8, 2026