The best cat-back for your 3.0T-equipped S4! This limited-time offer bundles our titanium valved cat-back with non-resonated titanium downpipes for maximum flow & reduced weight.
Our Doorbuster deals are in limited supply at these prices. Get yours while they're in stock! Can't find the perfect bundle? Call or chat with us to build a custom one.
Brand:
ES#:
5386597
Mfg#:
008553ECS12DBKT2
In Stock
ON SALE!
SAVE 36%
$4031.00
This product was last offered at the strikethrough price on 10-06-2026
Experience an impressive 48% increase in flow with our ceramic-coated, tubular stainless steel headers & ECS Valved Exhaust System and control your sound with our valved muffler design.
Our Doorbuster deals are in limited supply at these prices. Get yours while they're in stock! Can't find the perfect bundle? Call or chat with us to build a custom one.
Brand:
ES#:
5541824
Mfg#:
053829LADBKT
In Stock
ON SALE!
SAVE 13%
$3349.99
This product was last offered at the strikethrough price on 11-07-2026
Correct your bump steer with ECS Tuning Adjustable Tie Rods & Eliminate the grimy, leaky, factory plastic power steering reservoir with a beautiful aluminum component
Our Doorbuster deals are in limited supply at these prices. Get yours while they're in stock! Can't find the perfect bundle? Call or chat with us to build a custom one.
Brand:
ES#:
5526757
Mfg#:
046156LA07DB1KT
In Stock
ON SALE!
SAVE 23%
$845.99
This product was last offered at the strikethrough price on 11-07-2026
Upgrade your intake and exhaust system with this limited-time Doorbuster special! This kit includes the ECS Kohlefaser Luft-Technik Intake System and Center X-Pipe Kit.
Our Doorbuster deals are in limited supply at these prices. Get yours while they're in stock! Can't find the perfect bundle? Call or chat with us to build a custom one.
Brand:
ES#:
5386609
Mfg#:
000931ECS01DBKT
In Stock
ON SALE!
SAVE 29%
$1259.99
This product was last offered at the strikethrough price on 11-07-2026
Upgrade your braking performance and feel with this Doorbusters special, featuring ECS drilled and slotted 2-piece rotors and Exact-Fit stainless steel brake lines
Our Doorbuster deals are in limited supply at these prices. Get yours while they're in stock! Can't find the perfect bundle? Call or chat with us to build a custom one.
Brand:
ES#:
5386611
Mfg#:
000690ECS01ADBKT
In Stock
ON SALE!
SAVE 17%
$1148.99
This product was last offered at the strikethrough price on 11-07-2026
Enhance longevity and improve your Audi or Porsche's handling with our in-house designed HD rubber shock mount!
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
5491423
Mfg#:
049313LA01
In Stock
ON SALE!
SAVE 15%
$105.99
This product was last offered at the strikethrough price on 10-28-2026
Eliminate the grimy, leaky, factory plastic power steering reservoir with a beautiful aluminum component. Upgraded for thermal capacity, performance and extended rack life!
10X Entries Into Our F80 M3 Sweepstakes Fits pre-facelift models up to the 2012 model year only
Brand:
ES#:
5445062
Mfg#:
046156LA07KT
In Stock
ON SALE!
SAVE 20%
$458.99
This product was last offered at the strikethrough price on 06-13-2026
Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection.
10X Entries Into Our F80 M3 Sweepstakes
Brand:
ES#:
5445481
Mfg#:
4H0615601QSKT
In Stock
ON SALE!
$852.99
This product was last offered at the strikethrough price on 08-07-2026
Lifetime Replacement
