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Audi B8/B8.5 S4 Quattro 3.0T Performance Parts & Upgrades

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ES#3557465 - 651201C - Build-Your-Own 3.0T Fluidampr Kit - An essential upgrade for 3.0T Supercharged vehicles! - Fluidampr - Audi Porsche

An essential upgrade for 3.0T Supercharged vehicles! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Fluidampr - Corporate Logo
ES#:
3557465
Mfg#:
651201C
Back Ordered
Starting at $649.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3570115 - MS100160 - Wheel Spacer Kit - 3mm (1 Pair)  - 3mm spacers to perfectly dial in your stance or clear your big brake kit! - APR - Audi

3mm spacers to perfectly dial in your stance or clear your big brake kit! 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:
APR - Corporate Logo
ES#:
3570115
Mfg#:
MS100160
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.

$80.99

This product was last offered at the strikethrough price on
06-16-2026

$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4691182 - 047330LA01KT - B8/B8.5 A4/S4 Lowering Springs & Installation Kit - Dramatically improve looks and handling with and average lowering up to 1.6" front and rear. Paired with ECS Tuning Cup Kit Installation Kit. - Assembled By ECS - Audi

Dramatically improve looks and handling with and average lowering up to 1.6" front and rear. Paired with ECS Tuning Cup Kit Installation Kit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4691182
Mfg#:
047330LA01KT
Ships in 1-2 days
ON SALE!
$652.99

This product was last offered at the strikethrough price on
05-02-2026

$647.68 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4043314 - 2660-13026 - AWE S-FLO Carbon Intake - Audi B8.5 S4/S5 3.0T - Gains of 15 hp and 11 ft-lbs of torque! Allows 34% more airflow over stock, with eye catching carbon fiber engine bay upgrade. - AWE - Audi

Gains of 15 hp and 11 ft-lbs of torque! Allows 34% more airflow over stock, with eye catching carbon fiber engine bay upgrade. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AWE - Corporate Logo
ES#:
4043314
Mfg#:
2660-13026
Ships on Jul 8, 2026
$659.99

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

$645.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2788499 - 002411ECS04A8KT - Wheel Spacer & Bolt Kit - 8mm with Ball Seat Bolts - Includes everything you need to install our new wheel-centric spacers on two wheels - ECS - Audi

Includes everything you need to install our new wheel-centric spacers on two wheels affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Designed to be used with OE wheels only

Brand:
ECS - Corporate Logo
ES#:
2788499
Mfg#:
002411ECS04A8KT
Ships on Oct 26, 2026
ON SALE!
$134.99

This product was last offered at the strikethrough price on
06-13-2026

$128.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

does not include rotor secure screws affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
4835418
Mfg#:
CS-143KT
Ships on Jul 29, 2026
$320.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3427273 - CTS-HW-0134 - Supercharger Pulley Installation Kit - Ease the 3.0T supercharger pulley installation process with this install kit - CTS - Audi Porsche

Ease the 3.0T supercharger pulley installation process with this install kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
3427273
Mfg#:
CTS-HW-0134
Ships in 7 Business Days
$159.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2834823 - 004113ECS01KT - Ultimate Shift Kit - Audi B8 A4/A5/S5/S5 - Includes the ECS Adjustable Short Throw Shifter paired with BFI's Heavy Weight SCHWARZ Shift Knob - ECS / BFI - Audi

Includes the ECS Adjustable Short Throw Shifter paired with BFI's Heavy Weight SCHWARZ Shift Knob affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
ECS / BFI
ES#:
2834823
Mfg#:
004113ECS01KT
In Stock
$636.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4020195 - 034-603-Z005 - X-Brace Stretch Bolt Subframe Hardware  - We recommend using these new factory stretch bolts to install the 034Motorsport Billet Aluminum X-Brace Chassis Reinforcement Upgrade. - 034Motorsport - Audi

We recommend using these new factory stretch bolts to install the 034Motorsport Billet Aluminum X-Brace Chassis Reinforcement Upgrade. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4020195
Mfg#:
034-603-Z005
In Stock
$42.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2816985 - 52316 - Sway Bar Set - Kit includes 28mm front & 24mm rear sway bars - Suspension Techniques - Audi

Kit includes 28mm front & 24mm rear sway bars affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Suspension Techniques - Corporate Logo
ES#:
2816985
Mfg#:
52316
Back Ordered
$629.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4044051 - 4710-11018 - AWE ColdFront Reservoir - B8/B8.5 3.0T - Provides increased coolant capacity for lower coolant temperatures and intake temperatures. - AWE - Audi

Provides increased coolant capacity for lower coolant temperatures and intake temperatures. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AWE - Corporate Logo
ES#:
4044051
Mfg#:
4710-11018
In Stock
$625.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4755582 - LS23.10MM - Rennline 10mm Wheel Spacers - Black (Pair) - Improve the look of your vehicle with spacers - Rennline - Audi Porsche

Improve the look of your vehicle with spacers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
4755582
Mfg#:
LS23.10MM
In Stock
$125.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2660891 - B8530TSTG1CHPKT - APR Stage 1 Performance Software - Single Program - Gains from 110 HP/89 TQ on 91 octane up to 133 HP/108 TQ on 100 octane - APR - Audi

Gains from 110 HP/89 TQ on 91 octane up to 133 HP/108 TQ on 100 octane 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!
This upgrade must be performed at ECS Tuning's facility in Ohio.
Vehicle must be brought to ECS Tuning for programming

Brand:
APR - Corporate Logo
ES#:
2660891
Mfg#:
B8530TSTG1CHPKT
In Stock
$599.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3247851 - MSVW374X4 - GT100 Exhaust Titanium Tips - Quad - 100mm GT style exhaust tips for the left and right side of the vehicle - Milltek Sport - Audi Volkswagen

100mm GT style exhaust tips for the left and right side of the vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
3247851
Mfg#:
MSVW374X4
Ships in 3 Business Days
$594.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3219340 - ms100135KT -  APR Supercharger Drive Pulley Upgrade Kit - A healthy bump in horsepower and torque across the entire RPM range - Includes APR drive pulley, APR installation tool, and correct length drive belt - APR - Audi Porsche

A healthy bump in horsepower and torque across the entire RPM range - Includes APR drive pulley, APR installation tool, and correct length drive belt 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!
APR Stage II software is required to run any upgraded Pulley configuration and is sold separately - Vehic

Brand:
APR - Corporate Logo
ES#:
3219340
Mfg#:
MS100135KT
Ships in 5 Business Days
$583.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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