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Audi A4 Performance Cat-Back Exhausts

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ES#2917843 - SSXAU517 - B7 A4 2.0T Cat-Back Exhaust System - Resonated - 2.5" stainless steel with dual GT 100mm polished tips - Milltek Sport - Audi

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

Brand:
Milltek Sport - Corporate Logo
ES#:
2917843
Mfg#:
SSXAU517
Ships in 4 Business Days
$1606.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4727589 - AWEB9A4TK - AWE Track Edition Exhaust System - Audi B9 A4 2.0T - Equipped with the same precision-engineering as its Touring Edition counterpart, minus the 180 Technology resonators in the rear. - AWE - Audi

Equipped with the same precision-engineering as its Touring Edition counterpart, minus the 180 Technology® resonators in the rear. 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#:
4727589
Mfg#:
AWEB9A4TK
Ships on Jun 22, 2026
Starting at $1595.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2985787 - 49-46403 - Cat-Back Exhaust System - Single Exit - 2.75" reduced to 2.5" Stainless downpipe to dual 2.25" exhaust with Polished tips - AFE - Audi

2.75" reduced to 2.5" Stainless downpipe to dual 2.25" exhaust with Polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
2985787
Mfg#:
49-46403
Ships in 4 Business Days
20% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$1915.00

This product was last offered at the strikethrough price on
06-02-2026

$1532.00 USD
ES#1892705 - 16601 - Cat-Back Exhaust System - 2.25" stainless steel with dual 4" polished stainless tips - Magnaflow - Audi

2.25" stainless steel with dual 4" polished stainless tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Magnaflow - Corporate Logo
ES#:
1892705
Mfg#:
16601
Back Ordered
$1521.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4164715 - B6S4NONRESONATED - Cat-Back Exhaust System - Non-Resonated - 2.25" stainless steel with your choice of tip style - Milltek Sport - Audi

2.25" 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#:
4164715
Mfg#:
B6S4NONRESONATED
Ships in 3 Business Days
Starting at $1486.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4751095 - 016837LA01EBKT - B6 A4 1.8T Cat Back Exhaust System & Street Shield Aluminum Skid Plate Kit - Enhance the sounds of your A4 and keep it protected with an ECS Tuning Street Shield - Enthusiast Bundles - Audi

Enhance the sounds of your A4 and keep it protected with an ECS Tuning Street Shield Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 5 and 6 speed manual transmissions only

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751095
Mfg#:
016837LA01EBKT
In Stock
ON SALE! SAVE 16%
$1674.99

This product was last offered at the strikethrough price on
05-05-2026

$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2917844 - SSXAU516 - Cat-Back Exhaust System - Non-Resonated - 2.5" stainless steel with dual GT 100mm polished tips - Milltek Sport - Audi

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

Brand:
Milltek Sport - Corporate Logo
ES#:
2917844
Mfg#:
SSXAU516
Ships in 4 Business Days
$1387.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3175521 - 252561TM - 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

Brand:
Techtonics Tuning - Corporate Logo
ES#:
3175521
Mfg#:
252561TM
Ships in 9 Business Days
$687.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#1892704 - 16600 - Cat-Back Exhaust - 2.25" stainless steel with dual 4" polished stainless tips - Magnaflow - Audi

2.25" stainless steel with dual 4" polished stainless tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Magnaflow - Corporate Logo
ES#:
1892704
Mfg#:
16600
Back Ordered
$1360.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3175528 - 252576T - Cat-Back Exhaust System  - 2.5" T-304 Stainless Steel exhaust system with Borla mufflers - Techtonics Tuning - Audi

2.5" T-304 Stainless Steel exhaust system with Borla mufflers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with aftermarket 2.5" downpipe

Brand:
Techtonics Tuning - Corporate Logo
ES#:
3175528
Mfg#:
252576T
Ships on Jun 25, 2026
$1314.50 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#2848045 - CTS-EXH-CB-0011 - Cat-Back Exhaust System - 2.5" stainless steel with dual 3" polished stainless tips - CTS - Audi

2.5" stainless steel with dual 3" polished stainless tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Manual transmission only

Brand:
CTS - Corporate Logo
ES#:
2848045
Mfg#:
CTS-EXH-CB-0011
Ships in 8 Business Days
$1049.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3175516 - 252560T - Cat-Back Exhaust System  - 2.5" T-304 Stainless Steel exhaust system with single tip Borla muffler - Techtonics Tuning - Audi

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

Brand:
Techtonics Tuning - Corporate Logo
ES#:
3175516
Mfg#:
252560T
Ships on Jun 25, 2026
$726.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Replacement downpipe for ES2827276 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
3988119
Mfg#:
MSAU257
Ships in 4 Business Days
$209.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2587760 - N0102478KT - Cat-Back Installation Kit - Includes hardware to bolt up your cat-back system - Assembled By ECS - Audi

Includes hardware to bolt up your cat-back system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2587760
Mfg#:
N0102478KT
In Stock
ON SALE! SAVE 16%
$33.99

This product was last offered at the strikethrough price on
05-02-2026

$28.55 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2587761 - N91130801KT - Cat-Back Installation Kit - Includes hardware to bolt up your cat-back system - Assembled By ECS - Audi

Includes hardware to bolt up your cat-back system affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2587761
Mfg#:
N91130801KT
In Stock
ON SALE!
$30.99

This product was last offered at the strikethrough price on
01-03-2026

$30.23 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4046053 - Cabspacerkit - Cabriolet Brace Spacer Kit for Performance Exhaust - Allows you to make the room you need to fit most performance exhaust systems on the market. - JH Motorsports  - Audi

Allows you to make the room you need to fit most performance exhaust systems on the market. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For cabriolet models only

Brand:
JH Motorsports  - Corporate Logo
ES#:
4046053
Mfg#:
CABSPACERKIT
Ships on Jun 18, 2026
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Cat-Back Exhausts

Give your exhaust a much-needed increase in volume with our selection of choice performance cat-back exhaust systems.

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