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Audi A4 Performance Parts & Upgrades

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EMD Auto 20mm Wheel Spacers - Pair

ES#4043208 - EMDSPACER20665 - EMD Auto 20mm Wheel Spacers - Pair - Manufactured out of high quality 6061-T6 aluminum, and black anodized for corrosion resistance - 5x112, 66.5 Center Bore - Emmanuele Design - Audi

Manufactured out of high quality 6061-T6 aluminum, and black anodized for corrosion resistance - 5x112, 66.5 Center Bore

Brand:
Emmanuele Design - Corporate Logo
ES#:
4043208
Mfg#:
EMDSPACER20665
In Stock at Vendor
$70.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

8MM Wheel Spacers - Pair

ES#4785749 - SP204GBS14 - 8MM Wheel Spacers - Pair - Wheel spacer kit with 14x35mm Ball seat bolts For OEM Wheels - Black Forest Industries - Audi Volkswagen

Wheel spacer kit with 14x35mm Ball seat bolts For OEM Wheels

Brand:
Black Forest Industries - Corporate Logo
ES#:
4785749
Mfg#:
SP204GBS14
Ships on Oct 15, 2026
$104.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BFI B8 Transmission Mount Insert

ES#3604901 - EBFI7838K1001 - BFI B8 Transmission Mount Insert - Reduce wheel hop and put more power to the ground! - Black Forest Industries - Audi

Reduce wheel hop and put more power to the ground!

Brand:
Black Forest Industries - Corporate Logo
ES#:
3604901
Mfg#:
EBFI7838K1001
Ships in 2 Business Days
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Matched Set Of 4 Injectors - 1000cc

ES#5447903 - 17U-01-1000-4 - Matched Set Of 4 Injectors - 1000cc - E85 Compatible - DeatschWerks - Audi Volkswagen MINI

E85 Compatible Requires tuning and/or additional hardware.

Brand:
DeatschWerks - Corporate Logo
ES#:
5447903
Mfg#:
17U-01-1000-4
Ships in 6 Business Days
$419.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Front V5 Drilled & Slotted Brake Rotors - Set (321x30)

ES#4668251 - 8E0615301AD-XS - Front V5 Drilled & Slotted Brake Rotors - Set (321x30) - Precision manufactured for consistent stopping power during high performance driving. Featuring a matte black zinc coating for corrosion protection. - ECS - Audi

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:
ECS - Corporate Logo
ES#:
4668251
Mfg#:
8E0615301AD-XS
Ships in 5 Business Days
ON SALE!
$430.99

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

$418.05 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Special Active Front Strut - Priced Each

ES#4701360 - 82451396 - Special Active Front Strut - Priced Each - Superior handling without compromising ride quality - Koni - Audi

Superior handling without compromising ride quality For vehicles without electronic suspension (53mm diameter strut)

Brand:
Koni - Corporate Logo
ES#:
4701360
Mfg#:
82451396
Ships in 6 Business Days
38% off MSRP

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

$336.99

This product was last offered at the strikethrough price on
09-20-2026

$207.99 USD
Free Shipping
on orders $49 and up

Rear Sway Bar Kit

New sway bars from H&R for unrivaled performance and fitment We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
4430813
Mfg#:
71056
Ships in 4 Business Days
10% off MSRP

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

$459.00

This product was last offered at the strikethrough price on
07-01-2026

$413.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Big Brake Kit - stage 1 - Plain Rotors (345x30)

ES#6241 - B7A4S1Fpln - Front Big Brake Kit - stage 1 - Plain Rotors (345x30) - Upgrade to the stopping power of the Audi S4 - Assembled By ECS - Audi

Upgrade to the stopping power of the Audi S4 10X Entries Into Our F80 M3 Sweepstakes
Upgrade your B7 A4 factory rotors to larger 345mm S4 rotors - Depending on which factory wheel is used, a

Brand:
Assembled By ECS - Corporate Logo
ES#:
6241
Mfg#:
B7A4S1FPLN
In Stock
ON SALE! SAVE 18%
$505.00

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

$412.77 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rennline Wheel Spacer Kit

ES#5424594 - LS28 - Rennline Wheel Spacer Kit - Includes one pair of wheel spacers with extended lug bolts - Rennline - Audi Porsche

Includes one pair of wheel spacers with extended lug bolts

Brand:
Rennline - Corporate Logo
ES#:
5424594
Mfg#:
LS28
Ships in 3 Business Days
Starting at $205.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B8 A4 Non S-line Dual Exit Rear Diffuser & Trunk Spoiler

ES#4751218 - 029251ECS01EBKT - Audi B8 A4 Non S-line Dual Exit Rear Diffuser & Trunk Spoiler - Add some aggressive styling to your Audi! - Enthusiast Bundles - Audi

Add some aggressive styling to your Audi! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751218
Mfg#:
029251ECS01EBKT
In Stock
ON SALE! SAVE 34%
$617.99

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

$408.07 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B6/B7 A4/S4 Adjustable Short Throw Shifter & Shift Knob

ES#4751244 - 009198ECS01EB2KT - Audi B6/B7 A4/S4 Adjustable Short Throw Shifter & Shift Knob - Find your perfect setting with 3 steps of throw reduction - Enthusiast Bundles - Audi

Find your perfect setting with 3 steps of throw reduction Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!
For 6-speed transmissions only

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751244
Mfg#:
009198ECS01EB2KT
Ships on Oct 14, 2026
ON SALE! SAVE 16%
$486.97

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

$408.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ferrea Performance Exhaust Valve (+1mm Oversize) - Priced Each

ES#3612533 - F2178P - Ferrea Performance Exhaust Valve (+1mm Oversize) - Priced Each - Rev higher, flow more, no worries - Give your engine the best performance possible with Ferrea's Performance engine valves! - Ferrea - Audi Volkswagen

Rev higher, flow more, no worries - Give your engine the best performance possible with Ferrea's Performance engine valves! *Priced individually - Qty 8 needed for 2.0T FSI / TSI models* * +1 mm oversize option - Requires machine work*

Brand:
Ferrea - Corporate Logo
ES#:
3612533
Mfg#:
F2178P
Back Ordered
$50.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B7 A4 S-line Rear Diffuser & Trunk Spoiler

ES#4751221 - 001215LA01EBKT - Audi B7 A4 S-line Rear Diffuser & Trunk Spoiler - Add some aggressive styling to your Audi! - Enthusiast Bundles - Audi

Add some aggressive styling to your Audi! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751221
Mfg#:
001215LA01EBKT
In Stock
ON SALE! SAVE 30%
$578.99

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

$407.36 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Special Active Front Strut Kit

ES#4430367 - 824512642KT - Special Active Front Strut Kit - Superior handling without compromising ride quality - Koni - Audi

Superior handling without compromising ride quality For vehicles with S-line suspension

Brand:
Koni - Corporate Logo
ES#:
4430367
Mfg#:
824512642KT
In Stock
$405.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Special Active Front Strut - Priced Each

Superior handling without compromising ride quality

Brand:
Koni - Corporate Logo
ES#:
3560617
Mfg#:
82451294
Back Ordered
38% off MSRP

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

$329.99

This product was last offered at the strikethrough price on
08-13-2026

$202.99 USD
Free Shipping

More About Performance Parts & Upgrades

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