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Audi A4 Performance Cat-Back Exhausts

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ES#4703829 - 049103LA01 - Audi B9 A4 2.0T Non Valved Exhaust System - Cat Back - Experience your driving passion with our ECS Exhaust System! - ECS - Audi

Experience your driving passion with our ECS Exhaust System! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles up through the 2018 model year only (Pre-Facelift)

Brand:
ECS - Corporate Logo
ES#:
4703829
Mfg#:
049103LA01
Ships on Jul 20, 2026
ON SALE!
Starting at $928.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2827420 - SSXAU296 -  Cat-Back Exhaust System - Resonated - 2.25" stainless steel with dual 100mm 'GT100' style polished exhaust tips - Milltek Sport - Audi

2.25" stainless steel with dual 100mm 'GT100' style polished exhaust tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2827420
Mfg#:
SSXAU296
Back Ordered
$1685.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4904361 - IEEXCK8 - IE Catback Exhaust System - B9 A4 - Features high-flow 2.5" piping, 90mm twin exhaust tips, and iE's DroneTrap technology - Integrated Engineering - Audi

Features high-flow 2.5" piping, 90mm twin exhaust tips, and iE's DroneTrap technology affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4904361
Mfg#:
IEEXCK8
In Stock
$1649.99 USD
Free Shipping
ES#2827262 - SSXAU049 -  B7 A4 2.0T Cat-Back Exhaust System - Resonated - 2.5" stainless steel with dual Jet 100mm polished tips - Milltek Sport - Audi

2.5" stainless steel with dual Jet 100mm polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Manual transmission only

Brand:
Milltek Sport - Corporate Logo
ES#:
2827262
Mfg#:
SSXAU049
Ships in 6 Business Days
$1837.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4726274 - AWEB8A420TR - AWE Touring Edition Exhaust System - Audi B8/B8.5 A4 2.0T - Remarkably civil while idling/part throttle cruising, but unleashed at full throttle produces what some have called a war-cry wail. Features AWE's proprietary 180 Technology resonators. - AWE - Audi

Remarkably civil while idling/part throttle cruising, but unleashed at full throttle produces what some have called a “war-cry wail.” Features AWE's proprietary 180 Technology® resonators. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AWE - Corporate Logo
ES#:
4726274
Mfg#:
AWEB8A420TR
In Stock at Vendor
Starting at $1225.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3107016 - 140315 - Performance Cat-Back Exhaust System - single exit - 2.5" stainless steel with dual 3.5" polished stainless tips - Borla - Audi

2.5" stainless steel with dual 3.5" polished stainless tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Borla - Corporate Logo
ES#:
3107016
Mfg#:
140315
In Stock at Vendor
$1427.99 USD
This product is lifetime replacement eligible Lifetime Replacement

2.76" stainless steel with your choice of tip style affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
4159433
Mfg#:
B9A4RESONATED
Ships in 3 Business Days
Starting at $2411.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4004062 - CTS-EXH-CB-0019 - Cat-Back Exhaust System  - 3.0" tig welded T304 stainless steel with dual 4.0" polished stainless tips - CTS - Audi

3.0" tig welded T304 stainless steel with dual 4.0" polished stainless tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles up through the 2018 model year only (Pre-Facelift)

Brand:
CTS - Corporate Logo
ES#:
4004062
Mfg#:
CTS-EXH-CB-0019
Ships in 8 Business Days
$1199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2827376 - SSXAU249 - Cat-Back Exhaust System - Resonated - 2.76" stainless steel with quad GT100 polished tips - Milltek Sport - Audi

2.76" stainless steel with quad GT100 polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2827376
Mfg#:
SSXAU249
Ships in 4 Business Days
$2310.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
4159532
Mfg#:
B8A4RESONATED
Ships in 3 Business Days
Starting at $2280.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3176673 - SSXAU612 - Cat-Back Exhaust System - Road+ (Semi-Resonated)  - 2.76" stainless steel with dual GT100 polished tips - Milltek Sport - Audi

2.76" stainless steel with dual GT100 polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
3176673
Mfg#:
SSXAU612
Ships in 4 Business Days
$2213.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4159848 - B9A4SEMIRESONATE - Cat-Back Exhaust - Semi Resonated - 2.76" stainless steel with your choice of tip style - Milltek Sport - Audi

2.76" stainless steel with your choice of tip style affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
4159848
Mfg#:
B9A4SEMIRESONATE
Ships in 3 Business Days
Starting at $2213.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3508263 - 764920 - Sport & Sound Pack Cat-Back Exhaust System  - Stainless steel non-resonated cat-back exhaust system with dual round, polished tips - Supersprint - Audi

Stainless steel non-resonated cat-back exhaust system with dual round, polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3508263
Mfg#:
764920
Ships in 4 Business Days
$2170.99 USD
Free Shipping
ES#3175519 - 252561M - Cat-Back Exhaust System  - 2.5" T-304 Stainless Steel exhaust system with dual tip Magnaflow muffler - Techtonics Tuning - Audi

2.5" T-304 Stainless Steel exhaust system with dual tip Magnaflow muffler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with factory downpipe

Brand:
Techtonics Tuning - Corporate Logo
ES#:
3175519
Mfg#:
252561M
Ships in 5 Business Days
$687.99 USD
ES#4727590 - AWEB9A4TR - AWE Touring Edition Exhaust System - Audi B9 A4 2.0T - Delivers a civil, smooth soundtrack throughout the range while providing an enhanced in-cabin driving experience in any Drive Select mode. Features AWE's proprietary 180 Technology resonators. - AWE - Audi

Delivers a civil, smooth soundtrack throughout the range while providing an enhanced in-cabin driving experience in any Drive Select mode. Features AWE's proprietary 180 Technology® resonators. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles up through the 2018 model year only (Pre-Facelift)

Brand:
AWE - Corporate Logo
ES#:
4727590
Mfg#:
AWEB9A4TR
Ships on Jun 22, 2026
Starting at $2045.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2.76" stainless steel with your choice of tip style affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
4159437
Mfg#:
B9A4NONRESONATED
Ships in 3 Business Days
Starting at $2026.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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