Used to secure the exhaust manifold to the cylinder head
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
Unleash the power of your car by reducing the biggest restriction in your exhaust
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with the N20 engine only - will NOT work with the N26 SULEV Engines! For vehicles with the N20 engine only
Upgrade the exhaust sound of your BMW - T304 Stainless Steel with Electronic Valves & Cast Y-Pipe
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Includes adapter pipe for 4-Cyl models (weld recommended) - 6-Cyl rear diffuser or modifications to existing diffuser required
This exhaust is perfect for those who want a more aggressive response when getting on the throttle, but don't want to wake up the neighbors.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Maximize exhaust flow, unleash performance, and experience unrivaled sound!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles equipped with an N26 engine
Brand:
ES#:
4780749
Mfg#:
CTSEXHDP0054CAT
Ships in 7 Business Days
ON SALE!
SAVE 10%
$429.99
This product was last offered at the strikethrough price on 06-25-2026
Manually control muffler valve funtions with the click of a button with this plug and play kit
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with electronic valves only
Gasket just before the catalytic converter
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
Brand:
ES#:
3448131
Mfg#:
18307581970
In Stock
$20.99
This product was last offered at the strikethrough price on 04-29-2026
Take full control of your BMW's exhaust valves to control exhaust volume and tone.
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#:
4172027
Mfg#:
R660-0001
In Stock
11% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$358.99
This product was last offered at the strikethrough price on 06-27-2026
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
