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XDR Latest Products
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AIRAID Universal Air Filter- 702-445
$99.99
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Edge Products Pulsar LT Control Module - EDG-22456
$58.99
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Mishimoto F-150 EcoBoost Cold-Side Intercooler Pipe Kit
$384.95
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FASS Titanium Signature Series Diesel Fuel System 290F 260GPH at 45PSI Dodge Cummins 5.9L 1994-1998
$962.55
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13-18 Audi S6 (4.0) Exhaust System Kit
$2,627.18
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Product
Price
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- Complete on-demand control to open and close your SwitchPath™ exhaust valves from a simple remote
- Intuitive push-button operation — ‘On’ to open, ‘Off’ to close for instant sound changes
- No tune required and hardware included for a clean, straightforward upgrade
- No CEL Guarantee means valve control without a check engine light
- Fit Guarantee for your Audi B9 3.0 AWD Coupe, Hatchback, or Sedan
- 50 State Legal Voluntary Label for added peace of mind
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- Genuine 2×2 carbon fiber construction with UV-stabilized resin and clear coat for a premium, durable finish
- Removable AirGate™ lid lets you choose between a louder lidless setup or a stealthier bolted-on sound
- Included AWE S-FLO Filter maximizes airflow and is easily serviceable
- Gains up to 17 hp / 13 lb-ft (3.0T) and 16 hp / 3 lb-ft (2.9TT) at the wheels with a piggyback tuner
- No tune required, backed by a No CEL Guarantee and Fit Guarantee, with all hardware included
- Mounts to the stock location and integrates perfectly with factory ducting — assembled in the USA
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- Built from durable T304L Stainless Steel with 2.5-inch tubing for lasting performance
- Aggressive Track Edition tone from non-resonated downpipes, straight pipes, and an integrated x-pipe
- Four 102mm double-walled slash-cut tips in Chrome Silver, each individually adjustable for bumper depth
- No tune required plus a No CEL Guarantee for a clean, hassle-free install
- Backed by a Fit Guarantee and carries a 50 State Legal voluntary label
- Engineered specifically for the 2018-2025 Audi S4 Sedan 3.0 as a Cat Back system
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- AWE 180 Technology drone-cancelling resonators keep the cabin civil while cruising, yet loud and lively on acceleration
- Premium T304L Stainless Steel Cat Back construction for lasting durability
- Four 4-inch Chrome Silver tips deliver an aggressive, finished rear-end look
- No tune required and backed by a No CEL Guarantee for a hassle-free install
- Direct fitment for the 2018-2025 Audi S4 (3.0) with an included Fit Guarantee
- Carries a Voluntary 50 State Legal label for compliance-minded owners
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- Track Edition cat-back delivers a rowdy, aggressive note — non-resonated downpipes and straight pipes with only the integrated x-pipe as a filter
- Built from durable T304L Stainless Steel for lasting corrosion resistance and strength
- Four 102mm slash-cut Diamond Black tips with the AWE logo, double-walled for a mirror finish and individually adjustable into the bumper
- No tune required and backed by a No CEL Guarantee for a clean, hassle-free install
- 50 State Legal voluntary label and AWE Fit Guarantee for the 2018-2025 Audi S4 3.0
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- Touring Edition delivers the signature AWE howl: quiet at cruise, aggressive with pops and burbles under acceleration
- 180 Technology drone-cancelling resonators eliminate cabin drone for a refined daily drive
- Durable T304L Stainless Steel construction with four Diamond Black 4-inch tips
- No tune required and backed by a No CEL Guarantee for a clean, hassle-free install
- Fit Guarantee for the 18-25 Audi S4 (3.0) and 50 State Legal
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- SwitchPath™ valved technology puts full control of volume and tone at your fingertips via remote or factory valve programming
- Complete cat-back kit with non-resonated downpipes, precision X-pipe mid-section, and two valved muffler sections
- Durable T304L stainless steel build with quad 4-inch double-walled chrome silver tips carrying the AWE logo
- Individually adjustable tips let you dial in exact depth into the bumper to your taste
- No tune required, No CEL guarantee, and AWE Fit Guarantee for a confident bolt-on fit
- 50 State Legal voluntary labeling and purpose-built fitment for the 2018-2025 Audi S4 3.0
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- SwitchPath™ valved technology puts volume and tone at your fingertips — quiet when you need it, rowdy when you want it
- Genuine cat-back exhaust system built from durable T304L Stainless Steel with 2.5-inch tubing
- Four bold Diamond Black tips at 4-inch diameter for a standout rear-end look
- No tune required and backed by AWE’s No CEL Guarantee for a hassle-free install
- 50 State Legal voluntary label and AWE Fit Guarantee for confident, precise fitment on the 18-25 Audi S4 Sedan 3.0
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- Massive cooling gains: 130% more frontal surface area and 83% more volume than the factory B9 intercooler
- Bar/plate aluminum core and cast aluminum end tanks with internal baffling for maximum heat transfer
- Direct-fit design requires no cutting and reuses factory intercooler hoses and clamps
- No tune required and backed by a No CEL Guarantee for a clean, worry-free upgrade
- Assembled in the USA with a Fit Guarantee and all necessary hardware included
- Keeps intake air temps low and power consistent, even as outside temperatures rise
