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Audi A4 Exhaust Parts & Accessories

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Fits with factory exhaust outlets in bumper - no tips are included. For vehicles from the 2021 model year only.

Brand:
Milltek Sport - Corporate Logo
ES#:
5375825
Mfg#:
SSXAU1112
Ships on Nov 25, 2026
$1789.99 USD
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 Manual transmission only

Brand:
CTS - Corporate Logo
ES#:
2848045
Mfg#:
CTS-EXH-CB-0011
Ships in 7 Business Days
ON SALE! SAVE 15%
$1049.99

This product was last offered at the strikethrough price on
09-29-2026

$892.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4164713 - B6S4RESONATED - Cat-Back Exhaust System - Resonated - 2.25" stainless steel with your choice of tip style - Milltek Sport - Audi

2.25" stainless steel with your choice of tip style

Brand:
Milltek Sport - Corporate Logo
ES#:
4164713
Mfg#:
B6S4RESONATED
Ships on Dec 15, 2026
Starting at $1685.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4141881 - 49-36420-C - MACH Force-Xp Cat-Back Exhaust System - Carbon Fiber Tips - 3.0" - 2.5" Mandrel-Bent T304 Stainless system produced gains of up to +13 HP and +22 lbs Ft. TQ., as measured on AFE's in-house dyno - AFE - Audi

3.0" - 2.5" Mandrel-Bent T304 Stainless system produced gains of up to +13 HP and +22 lbs Ft. TQ., as measured on AFE's in-house dyno

Brand:
AFE - Corporate Logo
ES#:
4141881
Mfg#:
49-36420-C
Back Ordered
20% off MSRP

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

$2105.00

This product was last offered at the strikethrough price on
05-27-2026

$1684.00 USD
ES#2918091 - SSXAU515 - B7 A4 2.0T 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 Manual transmission only

Brand:
Milltek Sport - Corporate Logo
ES#:
2918091
Mfg#:
SSXAU515
Ships on Nov 25, 2026
$1678.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2827429 - SSXAU305 - Cat-Back Exhaust System - Non-Resonated - 2.5" stainless steel with dual 100mm polished tips - Milltek Sport - Audi

2.5" stainless steel with dual 100mm polished tips Fits 5 speed manual only

Brand:
Milltek Sport - Corporate Logo
ES#:
2827429
Mfg#:
SSXAU305
Ships on Nov 25, 2026
$1657.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2827430 - SSXAU306 - Cat-Back Exhaust System - Non-Resonated - 2.5" stainless steel with dual 100mm polished tips - Milltek Sport - Audi

2.5" stainless steel with dual 100mm polished tips Fits 6 speed manual only

Brand:
Milltek Sport - Corporate Logo
ES#:
2827430
Mfg#:
SSXAU306
Ships on Nov 25, 2026
$1657.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2882479 - 1K0253141M - Dual Clamp Exhaust Sleeve - Priced Each - Quiet down your leaking exhaust. 55mm - Vaico - Audi Volkswagen

Quiet down your leaking exhaust. 55mm We Price Match - Give Us A Call or Chat!
Connects the down pipe to the center muffler

Brand:
Vaico - Corporate Logo
ES#:
2882479
Mfg#:
1K0253141M
In Stock
$30.99

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

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5291 - n90357201 - Exhaust Manifold Washer - Priced Each - Used in securing the exhaust manifold to the cylinder head. 8.4x17x4 - Genuine Volkswagen Audi - Audi Volkswagen

Used in securing the exhaust manifold to the cylinder head. 8.4x17x4

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5291
Mfg#:
N90357201
In Stock
3% off MSRP

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

$7.30

This product was last offered at the strikethrough price on
11-04-2026

$7.08 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2827433 - SSXAU309 - Cat-Back Exhaust System - Non-Resonated - 2.5" stainless steel with dual Jet 100mm polished tips - Milltek Sport - Audi

2.5" stainless steel with dual Jet 100mm polished tips Manual transmission only

Brand:
Milltek Sport - Corporate Logo
ES#:
2827433
Mfg#:
SSXAU309
Ships on Nov 25, 2026
$1618.99 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. 2X Entries Into Our F80 M3 Sweepstakes
For vehicles up through the 2018 model year only (Pre-Facelift)

Brand:
AWE - Corporate Logo
ES#:
4727589
Mfg#:
AWEB9A4TK
Ships on Nov 24, 2026
ON SALE!
Starting at $1595.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3106950 - 140100 - Performance Cat-Back Exhaust System - 2" stainless steel with dual 3.19" polished stainless tips - Borla - Audi

2" stainless steel with dual 3.19" polished stainless tips

Brand:
Borla - Corporate Logo
ES#:
3106950
Mfg#:
140100
In Stock at Vendor
11% off MSRP

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

$1779.99

This product was last offered at the strikethrough price on
11-04-2026

$1588.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3658458 - 8k0253115hKT4 - Turbocharger Installation Kit - Includes all gaskets and hardware to install a new turbocharger - Genuine Volkswagen Audi - Audi

Includes all gaskets and hardware to install a new turbocharger

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3658458
Mfg#:
8K0253115HKT4
In Stock
$226.99

This product was last offered at the strikethrough price on
10-26-2026

$224.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#11898 - 16978 - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi

Keep your engine running efficiently We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
11898
Mfg#:
16978
Ships in 1 Business Day
$128.99

This product was last offered at the strikethrough price on
05-19-2026

$118.99 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

Brand:
AFE - Corporate Logo
ES#:
2985787
Mfg#:
49-46403
Ships in 3 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
11-04-2026

$1532.00 USD
ES#3143326 - 06D145701JKT1 -  K03 Turbocharger With ECS Installation Kit (06D145701J) - Restore your boost levels and get going! - BorgWarner - Audi

Restore your boost levels and get going!

Brand:
BorgWarner - Corporate Logo
ES#:
3143326
Mfg#:
06D145701JKT1
Ships in 1 Business Day
$2163.99

This product was last offered at the strikethrough price on
07-15-2026

$1525.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Exhaust Parts & Accessories

From stock exhaust system repairs to polished stainless steel performance exhaust, we have exhaust pipes, mufflers, resonators, and catalytic converters from the most respected suppliers in the business. Go loud, stay soft, look good with exhaust parts and systems from ECS Tuning.

Let us help you find the parts that fit your Audi

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Manufacturer names and/or part numbers are used only for identification purposes.

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