The IE 304L Stainless system features a massive 3.5" straight-through center pipe that splits to dual 3" pipes out the back with the valves open - This is enough flow to power even the largest turbo setups!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes! *To be used with IE downpipe IEEXCQO1 / ES3677700 (Does not include Y-pipe adapter to mate with factory downpipe)
3.00" Stainless Steel with dual Cerakote Black oval tips - Retains valves from OE system
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3536887
Mfg#:
SSXAU740
Ships in 3 Business Days
ON SALE!
SAVE 10%
$2788.99
This product was last offered at the strikethrough price on 07-01-2026
3.00" Stainless Steel with dual Polished oval tips - Retains valves from OE system
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand:
ES#:
3536888
Mfg#:
SSXAU741
Ships in 3 Business Days
ON SALE!
SAVE 10%
$2655.99
This product was last offered at the strikethrough price on 07-01-2026
T304 stainless-steel construction with dual 2.5" mandrel-bent brushed tubing with quad 2.5" outlets in dual 170x112mm ovalized tips
Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4659031
Mfg#:
CBK0041
Ships in 4 Business Days
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$2536.99
This product was last offered at the strikethrough price on 07-06-2026
Replaces the restrictive secondary midpipe - Fits both OE and Milltek Sport systems
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms *** Not all vehicles come equipped with secondary cats, visual check recommended before ordering ***
Brand:
ES#:
3504935
Mfg#:
SSXAU588
Back Ordered
ON SALE!
SAVE 10%
$330.99
This product was last offered at the strikethrough price on 07-01-2026
Used to adapt IE downpipe (RS3/TTRS) to stock Cat-back system, or IE Cat-Back (RS3) to stock downpipe
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Offers increased horsepower and torque throughout the powerband *(+ 178 HP / + 179 TQ), reduced turbocharger lag, and an enhanced exhaust note - This is the ultimate downpipe solution for the discerning Audi enthusiast!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms *Requires a Stage 2 ECU Remap to eliminate check engine light and to take full advantage of power gains*
Brand:
ES#:
4158500
Mfg#:
034-105-4044
Ships in 2 Business Days
ON SALE!
SAVE 10%
$1510.00
This product was last offered at the strikethrough price on 06-28-2026
A perfect fit, smooth exhaust flow, and excellent sound
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Stage 2 software is required to avoid check engine light.
These pipes replace the restrictive secondary catalytic converters with high-flow cats, allowing the 2.5T engine to breathe easier. While not offering major performance gains, the exhaust note will be drastically improved.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
All the hardware and gaskets that you would need to replace your turbocharger
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4629774
Mfg#:
07K253039EKT
Ships in 2 Business Days
ON SALE!
$229.99
This product was last offered at the strikethrough price on 05-02-2026
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.
Lifetime Replacement
