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Audi S4 Performance Parts & Upgrades

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ES#2952040 - 014366ECS03KT -  Front Big Brake Kit - Stage 2 - Slotted Rotors (345x30) - Upgrade your brake system to the 4-piston Brembo Q5 calipers. Includes ECS V5 brake rotors. - ECS - Audi

Upgrade your brake system to the 4-piston Brembo Q5 calipers. Includes ECS V5 brake rotors. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2952040
Mfg#:
014366ECS03KT
Ships in 5 Business Days
$2192.39 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#3199952 - EMD-B9Q-RSB - EMMOTION Rear Sway Bar - 22.2mm - Reduce body roll with this new sway bar from Emmanuele Design - Emmanuele Design - Audi

Reduce body roll with this new sway bar from Emmanuele Design affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Emmanuele Design - Corporate Logo
ES#:
3199952
Mfg#:
EMD-B9Q-RSB
Ships in 1 Business Day
$285.00 USD
ES#4475546 - LS-TS-AI-0008-B - Traction-S Performance Lowering Springs - Average lowering of 0.6" front and 0.6" rear - GODSPEED - Audi

Average lowering of 0.6" front and 0.6" rear affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
GODSPEED - Corporate Logo
ES#:
4475546
Mfg#:
LS-TS-AI-0008-B
Ships in 7 Business Days
$200.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5375239 - IESUCZ3 - IE Rear Sway Bar Upgrade - Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip! - Integrated Engineering - Audi

Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375239
Mfg#:
IESUCZ3
Ships in 4 Business Days
$459.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4500751 - iesovz13 - Stage 3 IE Performance ECU Tune with POWERlink Cable - Easy upgrade into hybrid turbo power levels delivering up to 601HP and 615TQ. - Integrated Engineering - Audi

Easy upgrade into hybrid turbo power levels delivering up to 601HP and 615TQ. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.

Brand:
Integrated Engineering - Corporate Logo
ES#:
4500751
Mfg#:
IESOVZ13
Ships in 3 Business Days
$1248.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4883642 - IEEXCG3 - IE Catback Exhaust System - B8 S4 - Features dual 2.5 tubing, 90mm quad tips, and iE's DroneTrap technology - Integrated Engineering - Audi

Features dual 2.5” tubing, 90mm quad tips, and iE's DroneTrap technology affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4883642
Mfg#:
IEEXCG3
Ships in 4 Business Days
$2089.99 USD
Free Shipping
ES#5375238 - IESSCK5 - IE Adjustable Rear Sway End Links - Provides tight, responsive handling for any ride height from stock to slammed - Integrated Engineering - Audi

Provides tight, responsive handling for any ride height from stock to slammed affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375238
Mfg#:
IESSCK5
Ships in 4 Business Days
$249.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5375241 - IESUCZ1 - IE Front Sway Bar Upgrade - Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip! - Integrated Engineering - Audi

Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
This front sway bar must be paired with the matching iE SQ5 Rear Sway Bar (IESUCZ3)

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375241
Mfg#:
IESUCZ1
Ships in 4 Business Days
$459.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3245430 - SSXAU556 - Cat-Back Exhaust System - Resonated - 2.37" stainless steel with quad 80mm GT80 black Cerakote tips - Milltek Sport - Audi

2.37" stainless steel with quad 80mm GT80 black Cerakote tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to the 2012 model year

Brand:
Milltek Sport - Corporate Logo
ES#:
3245430
Mfg#:
SSXAU556
Ships in 3 Business Days
$3481.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2827524 - SSXAU407 - Cat-Back Exhaust System - Valvesonic - 2.37" stainless steel with quad 100mm polished tips - Milltek Sport - Audi

2.37" stainless steel with quad 100mm polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*Designed for professional installation only - Setup/configuration must be completed at a Milltek Sport authorized dealer*
From the 2013 model year

Brand:
Milltek Sport - Corporate Logo
ES#:
2827524
Mfg#:
SSXAU407
Ships in 3 Business Days
$4460.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3236155 - SSXAU649 - Cat-Back Exhaust System - Resonated With Exhaust Valves - 2.50" stainless steel with quad Cerakote black velvet oval tips - Milltek Sport - Audi

2.50" stainless steel with quad Cerakote black velvet oval tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits models without factory rear sports differential
For vehicles without a sport differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3236155
Mfg#:
SSXAU649
Ships in 3 Business Days
$4236.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3137837 - SSXAU557 - Cat-Back Exhaust System - Non-Resonated Race Version - 2.37" stainless steel with quad 80mm black Cerakote tips - Milltek Sport - Audi

2.37" stainless steel with quad 80mm black Cerakote tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to the 2012 model year

Brand:
Milltek Sport - Corporate Logo
ES#:
3137837
Mfg#:
SSXAU557
Ships in 3 Business Days
$3147.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2827497 - SSXAU380 - Cat-Back Exhaust System - Valvesonic - 2.37" stainless steel with dual oval tips - Milltek Sport - Audi

2.37" stainless steel with dual oval tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Up to the 2012 model year

Brand:
Milltek Sport - Corporate Logo
ES#:
2827497
Mfg#:
SSXAU380
Ships in 3 Business Days
$5143.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2973070 - MSAUVS02KT - ValveSonic Upgrade Kit - Upgrade your Milltek system to Valve Sonic - Milltek Sport - Audi

Upgrade your Milltek system to Valve Sonic affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2973070
Mfg#:
MSAUVS02KT
Ships in 3 Business Days
$2102.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3989108 - CRK6140 - Power Stop Z23 Evolution Sport Coated Front Brake Kit (345mm) - A complete front-wheel daily-driver upgrade featuring high-carbon smooth Geomet coated rotors and low-dust carbon-fiber ceramic pads. - Power Stop - Audi

A complete front-wheel daily-driver upgrade featuring high-carbon smooth Geomet® coated rotors and low-dust carbon-fiber ceramic pads. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Power Stop - Corporate Logo
ES#:
3989108
Mfg#:
CRK6140
Ships in 2 Business Days
$320.99 USD
ES#3990455 - K886-26 - Power Stop Z26 Street Warrior Front Brake Kit (320mm) - A performance front-wheel brake upgrade featuring drilled & slotted rotors and extreme-temperature carbon-fiber ceramic pads. - Power Stop - Audi

A performance front-wheel brake upgrade featuring drilled & slotted rotors and extreme-temperature carbon-fiber ceramic pads. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Power Stop - Corporate Logo
ES#:
3990455
Mfg#:
K886-26
Ships in 2 Business Days
$342.99 USD

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