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Audi A4 Performance Parts & Upgrades

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ES#2793894 - IERHVT2 - Forged H-Beam Connecting Rods  - Set of 4 connecting rods, to be paired with 21mm wrist pin aftermarket pistons (JE, Wiseco, Mahle ETC) - Integrated Engineering - Audi Volkswagen

Set of 4 connecting rods, to be paired with 21mm wrist pin aftermarket pistons (JE, Wiseco, Mahle ETC) Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!

To be used with aftermarket pistons with 21mm wrist pin only

Brand:
Integrated Engineering - Corporate Logo
ES#:
2793894
Mfg#:
IERHVT2
Ships in 4 Business Days
$542.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3508263 - 764920 - Sport & Sound Pack Cat-Back Exhaust System  - Stainless steel non-resonated cat-back exhaust system with dual round, polished tips - Supersprint - Audi

Stainless steel non-resonated cat-back exhaust system with dual round, polished tips

Brand:
Supersprint - Corporate Logo
ES#:
3508263
Mfg#:
764920
Ships in 3 Business Days
$2170.99 USD
Free Shipping

2.76" stainless steel with your choice of tip style

Brand:
Milltek Sport - Corporate Logo
ES#:
4159433
Mfg#:
B9A4RESONATED
Ships in 5 Business Days
ON SALE!
Starting at $2170.60 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4883799 - 050887la01KT - 2-Piece Lightweight Rear Brake Rotors - Pair (300x12) - Direct bolt-on, dimpled and slotted replacements that offer improved braking and increased brake cooling capacity! - ECS - Audi

Direct bolt-on, dimpled and slotted replacements that offer improved braking and increased brake cooling capacity! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4883799
Mfg#:
050887LA01KT
In Stock
$722.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4414450 - ES2953879KT -  Front Big Brake Kit - Stage 3 - Slotted Rotors (345x30) - Upgrade your brake system to the 4-piston Brembo Q5 calipers. Includes ECS V5 Slotted brake rotors. - ECS - Audi

Upgrade your brake system to the 4-piston Brembo Q5 calipers. Includes ECS V5 Slotted brake rotors. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4414450
Mfg#:
ES2953879KT
Ships in 5 Business Days
$2211.11

This product was last offered at the strikethrough price on
07-23-2026

$2168.66 USD
This product is lifetime replacement eligible Partial Replacement
ES#3476922 - 023781ECS01-01 - Audi B9 Billet Tunnel Brace - Black - Replace your small and weak stamped brace with heavy-duty billet aluminum! - ECS - Audi

Replace your small and weak stamped brace with heavy-duty billet aluminum! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3476922
Mfg#:
023781ECS01-01
In Stock
ON SALE! SAVE 20%
$168.99

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

$135.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3537601 - 025997ECS0541KT -  Front Big Brake Kit - Stage 3 - Cross Drilled & 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. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3537601
Mfg#:
025997ECS0541KT
Ships in 5 Business Days
$2203.11

This product was last offered at the strikethrough price on
07-23-2026

$2160.66 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#2608273 - 06D115408AKT -  Billet Aluminum Oil Filter Housing With Removal Tool - Silver Anodized - Aluminum replacement for plastic OE filter housing with 36mm socket - Assembled By ECS - Audi Volkswagen

Aluminum replacement for plastic OE filter housing with 36mm socket 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2608273
Mfg#:
06D115408AKT
In Stock
ON SALE! SAVE 18%
$175.99

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

$143.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4505757 - 034-106-Z056 - High Pressure Fuel Pump Tool - Designed to make the disassembly and reassembly of the high pressure fuel pump a breeze! - 034Motorsport - Audi

Designed to make the disassembly and reassembly of the high pressure fuel pump a breeze! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4505757
Mfg#:
034-106-Z056
In Stock
$28.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3544026 - 034-101-1010 - 034Motorsport Catch Can Kit - Keep your intake tract clean and carbon free - 034Motorsport - Audi

Keep your intake tract clean and carbon free 2X Entries Into Our F80 M3 Sweepstakes
Not for vehicles with metal intake manifold (Flex Fuel)

Brand:
034Motorsport - Corporate Logo
ES#:
3544026
Mfg#:
034-101-1010
Ships in 2 Business Days
$717.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2224448 - FMDV008 - 008 Premium Diverter Valve - Anodized Black - Smaller, tougher and tuneable - Forge - Audi Volkswagen Porsche

Smaller, tougher and tuneable

Brand:
Forge - Corporate Logo
ES#:
2224448
Mfg#:
FMDV008
Back Ordered
ON SALE! SAVE 10%
$264.99

This product was last offered at the strikethrough price on
09-18-2026

$238.48 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3071902 - 017622ECS01A - Silicone Throttle Body Hose - Engineered to allow for maximum possible airflow - ECS - Audi

Engineered to allow for maximum possible airflow 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3071902
Mfg#:
017622ECS01A
In Stock
ON SALE! SAVE 25%
$118.99

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

$89.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3493177 - 003251ECS02KT - 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 from the 2013 model year

Brand:
ECS - Corporate Logo
ES#:
3493177
Mfg#:
003251ECS02KT
In Stock
ON SALE! SAVE 20%
$140.53

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

$112.42 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4419866 - B8029A1 - Might-As-Well-Be-Gated Kit - This combo all but eliminates shifter slop and flex under load. - JXB Performance  - Audi

This combo all but eliminates shifter slop and flex under load.

Brand:
JXB Performance  - Corporate Logo
ES#:
4419866
Mfg#:
B8029A1
In Stock at Vendor
$424.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3183373 - 034-509-0007-TD - Density Line Track Density Motor Mount - Priced Each  - Void-free and fluid-free, eliminating the slop associated with the factory mounts - 034Motorsport - Audi

Void-free and fluid-free, eliminating the slop associated with the factory mounts 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3183373
Mfg#:
034-509-0007-TD
In Stock
$132.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

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