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

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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!
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
$609.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2568314 - 6-ECS-018 -  Wheel Spacer & Bolt Kit - 8mm With Conical Seat Bolts - Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels - ECS - Audi

Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels 10X Entries Into Our F80 M3 Sweepstakes
Fits most aftermarket wheels that use conical seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2568314
Mfg#:
6-ECS-018
In Stock
ON SALE! SAVE 10%
$134.99

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

$121.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3493176 - 003251ECS01KT - Engine Street Shield Skid Plate Hardware Kit - Replacement hardware kit for your ECS Engine Street Shield - ECS - Audi

Replacement hardware kit for your ECS Engine Street Shield 10X Entries Into Our F80 M3 Sweepstakes
Fits up to the 2012 model year

Brand:
ECS - Corporate Logo
ES#:
3493176
Mfg#:
003251ECS01KT
In Stock
ON SALE! SAVE 20%
$94.21

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

$75.37 USD
Free Shipping
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!
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

Brand:
Milltek Sport - Corporate Logo
ES#:
3247851
Mfg#:
MSVW374X4
Ships on Nov 20, 2026
$594.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2538524 - 2455668 - DR Series Wheel Spacers - 12mm (1 Pair) - Get a new set of spacers and widen the stance of your vehicle - H&R - Audi MINI Porsche

Get a new set of spacers and widen the stance of your vehicle We Price Match - Give Us A Call or Chat!
Maximum factory hub height of up to 13.5mm. Inside wheel bevel = 4.0 x 45 degrees

Brand:
H&R - Corporate Logo
ES#:
2538524
Mfg#:
2455668
In Stock
10% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$109.99

This product was last offered at the strikethrough price on
10-01-2026

$98.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Replace your rotors with 2-piece rotors from Giro Disc.

Brand:
Girodisc - Corporate Logo
ES#:
4699048
Mfg#:
D2-130
Ships in 1 Business Day
$580.00 USD
Free Shipping
ES#3069688 - S4KF1593 - Front USR Series Sport Slotted Rotors with Redstuff Brake Pads Kit  - Upgrade to a Turbo slotted rotor for improved braking paired with A high-performance street pad for great braking - EBC - Audi

Upgrade to a Turbo slotted rotor for improved braking paired with A high-performance street pad for great braking 2X Entries Into Our F80 M3 Sweepstakes

Brand:
EBC - Corporate Logo
ES#:
3069688
Mfg#:
S4KF1593
Ships in 1 Business Day
15% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$671.99

This product was last offered at the strikethrough price on
11-01-2026

$570.99 USD
Free Shipping
on orders $49 and up
ES#3569430 - 023419ECS01-05 - B8 A4/S4 Race Tow Strap - Red - Look great on the track or street! - ECS - Audi

Look great on the track or street! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3569430
Mfg#:
023419ECS01-05
In Stock
ON SALE!
$112.51 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5460678 - IESOWE31 - IE Core ECU Tune With POWERlink Cable - Unleash massive plug-and-play power using your factory hardware and standard pump gas. - Integrated Engineering - Audi

Unleash massive plug-and-play power using your factory hardware and standard pump gas.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5460678
Mfg#:
IESOWE31
In Stock
Starting at $184.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Manufactured out of high quality 6061-T6 aluminum, and black anodized for corrosion resistance - 5x112, 66.5 Center Bore Fits most aftermarket wheels that use conical seat wheel bolts

Brand:
Emmanuele Design - Corporate Logo
ES#:
4430394
Mfg#:
SPACER125665CB
Ships in 3 Business Days
$110.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Includes everything you need to install spacers on two wheels Fits most aftermarket wheels that use conical seat wheel bolts

Brand:
Emmanuele Design - Corporate Logo
ES#:
4430382
Mfg#:
EMDSPACER10665CB
In Stock at Vendor
$110.00 USD
Free Shipping
on orders $49 and up
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. 2X Entries Into Our F80 M3 Sweepstakes

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

10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4620241
Mfg#:
4616139PDKUMJA8D
In Stock
ON SALE! SAVE 11%
$302.99

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

$270.53 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4499782 - RA221M200200 - Revo 3.0T Air Intake System - Along with an aggressive intake sound, more air means access to more power throughout the rev-range. - REVO - Audi

Along with an aggressive intake sound, more air means access to more power throughout the rev-range.

Brand:
REVO - Corporate Logo
ES#:
4499782
Mfg#:
RA221M200200
In Stock
$537.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

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Manufacturer names and/or part numbers are used only for identification purposes.

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