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Audi A4 Performance Engine & Drivetrain Parts

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Forged H-Beam Connecting Rods

ES#2794736 - IERHVT1 - Forged H-Beam Connecting Rods - Set of 4 connecting rods to be paired with 21mm wrist pin OEM pistons - Integrated Engineering - Audi Volkswagen

Set of 4 connecting rods to be paired with 21mm wrist pin OEM pistons 5X Entries For Our 25th Anniversary Sweepstakes!

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

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794736
Mfg#:
IERHVT1
Back Ordered
Auto Notify
$519.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Street Sport Engine Mount - Priced Each

ES#4070107 - CTS-EM-B8-50D - CTS Street Sport Engine Mount - Priced Each - 50 Durometer rubber construction - Single engine mount - CTS - Audi

50 Durometer rubber construction - Single engine mount *Priced as one single mount*

Brand:
CTS - Corporate Logo
ES#:
4070107
Mfg#:
CTS-EM-B8-50D
Back Ordered
Auto Notify
ON SALE! SAVE 20%
$199.99

This product was last offered at the strikethrough price on
07-10-2026

$159.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

1.8T Billet Aluminum Fuel Injector Cup - Set Of Four

ES#4920294 - 045960la02KT - 1.8T Billet Aluminum Fuel Injector Cup - Set Of Four - Upgrade to heavy-duty billet aluminum construction for maximum durability! - ECS - Audi Volkswagen

Upgrade to heavy-duty billet aluminum construction for maximum durability! 10X Entries For Our 25th Anniversary Sweepstakes!
For Vehicles with Engine Codes ATW, and AWM.

Brand:
ECS - Corporate Logo
ES#:
4920294
Mfg#:
045960LA02KT
In Stock
ON SALE! SAVE 20%
$83.99

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

$67.17 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Universal 16" Electric Fan - Black

ES#2652188 - 30102049 - Universal 16" Electric Fan - Black - 2024 CFM. High performance puller fan with curved blades. - Spal - Audi BMW MINI

2024 CFM. High performance puller fan with curved blades.

Brand:
Spal - Corporate Logo
ES#:
2652188
Mfg#:
30102049
In Stock
$207.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Limited Slip Differential

ES#2836967 - 18309170WK - Front Limited Slip Differential - Put all your power to the ground! - Wavetrac - Audi

Put all your power to the ground! For models with 01E 6-Speed manual transmission only

Brand:
Wavetrac - Corporate Logo
ES#:
2836967
Mfg#:
18309170WK
Ships in 3 Business Days
$1515.99 USD
Free Shipping

ECS Tuning Baffled Oil Catch Can Mounting Bracket Kit - Universal Fit

ES#2918376 - 003779ECS06KT - ECS Tuning Baffled Oil Catch Can Mounting Bracket Kit - Universal Fit - Universal 3-piece mounting bracket kit for installing a new ECS Oil Catch Can - ECS - Audi BMW Volkswagen MINI

Universal 3-piece mounting bracket kit for installing a new ECS Oil Catch Can 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2918376
Mfg#:
003779ECS06KT
In Stock
ON SALE! SAVE 25%
$95.99

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

$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Harmonic Damper Crankshaft Pulley

ES#2784492 - 551201 - Harmonic Damper Crankshaft Pulley - Internally balanced harmonic damper - Fluidampr - Audi Volkswagen

Internally balanced harmonic damper

Brand:
Fluidampr - Corporate Logo
ES#:
2784492
Mfg#:
551201
In Stock at Vendor
$501.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mahle PowerPak Piston Set - 83mm Bore

ES#3476219 - MAHFSI197800168 - Mahle PowerPak Piston Set - 83mm Bore - Forged alloy pistons - 83mm Bore (+.5mm overbore), 20mm wrist pins, 9.25:1 compression ratio - Integrated Engineering - Audi Volkswagen

Forged alloy pistons - 83mm Bore (+.5mm overbore), 20mm wrist pins, 9.25:1 compression ratio 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
3476219
Mfg#:
MAHFSI197800168
In Stock
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JE Performance Forged Piston Set

ES#3612517 - 284779 - JE Performance Forged Piston Set - Includes rings, wrist pins, and pin locks - 82.5mm bore +.5mm overbore, 10.38:1 CR, 92.8mm stroke (stock) - JE Piston - Audi Volkswagen

Includes rings, wrist pins, and pin locks - 82.5mm bore +.5mm overbore, 10.38:1 CR, 92.8mm stroke (stock)

Brand:
JE Piston - Corporate Logo
ES#:
3612517
Mfg#:
284779
Back Ordered
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#2561325 - 06C905115M2KT - Ignition Service Kit - Includes four OE red coil packs and four NGK platinum spark plugs - Assembled By ECS - Audi Volkswagen

Includes four OE red coil packs and four NGK platinum spark plugs 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2561325
Mfg#:
06C905115M2KT
In Stock
ON SALE!
$186.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 3+ Clutch Kit

ES#2918852 - SA783F-2 - Stage 3+ Clutch Kit - Ideal for high torque applications - Rated at 495 ft/lbs - Spec Clutches - Audi

Ideal for high torque applications - Rated at 495 ft/lbs

Brand:
Spec Clutches - Corporate Logo
ES#:
2918852
Mfg#:
SA783F-2
Ships in 4 Business Days
$1105.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Performance Ignition Coils - Set Of Four

ES#5338625 - 056059la08-4KT - ECS Performance Ignition Coils - Set Of Four - Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! - ECS - Audi Volkswagen

Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! 10X Entries For Our 25th Anniversary Sweepstakes!
For Vehicles with Engine Codes ATW and AEB (Bolt-In Style Ignition Coils)

Brand:
ECS - Corporate Logo
ES#:
5338625
Mfg#:
056059LA08-4KT
In Stock
ON SALE! SAVE 15%
$143.99

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

$122.37 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Rear Differential Mount - Audi B6/B7 A4/S4

ES#2717984 - 003249ECS01 - Performance Rear Differential Mount - Audi B6/B7 A4/S4 - Increase drivetrain rigidity and response! - ECS - Audi

Increase drivetrain rigidity and response! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2717984
Mfg#:
003249ECS01
In Stock
ON SALE!
$235.99

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

$228.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - With UniCONNECT+ Cable

ES#4464499 - 2.0T-B8-UC - Unitronic Performance Software - With UniCONNECT+ Cable - Choose the stage that meets your power goals! - Unitronic - Audi

Choose the stage that meets your power goals! This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th

Brand:
Unitronic - Corporate Logo
ES#:
4464499
Mfg#:
2.0T-B8-UC
In Stock
Starting at $714.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Clutch Masters FX100 Clutch Kit & Single Mass Flywheel

ES#3971202 - 02390-HD00-SK - Clutch Masters FX100 Clutch Kit & Single Mass Flywheel - Features a Heavy duty pressure plate, Sprung hub Organic clutch disc, and a Steel Single Mass Flywheel. - Clutch Masters - Audi

Features a Heavy duty pressure plate, Sprung hub Organic clutch disc, and a Steel Single Mass Flywheel.

Brand:
Clutch Masters - Corporate Logo
ES#:
3971202
Mfg#:
02390-HD00-SK
Ships in 8 Business Days
15% off MSRP

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

$2512.99

This product was last offered at the strikethrough price on
07-20-2026

$2135.99 USD
Free Shipping

More About Performance Engine & Drivetrain Parts

Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.

Let us help you find the parts that fit your Audi

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