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Volkswagen MK4 Performance Parts & Upgrades

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ES#901 - 021198141KIT 18T - Stage 1 Clutch Kit - Without Flywheel - Replacement clutch for all ECS Stage 1 kits, designed to work with flywheel for VR6 12v - ECS - Audi Volkswagen

Replacement clutch for all ECS Stage 1 kits, designed to work with flywheel for VR6 12v 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
901
Mfg#:
021198141KIT 18T
In Stock
ON SALE!
$265.99

This product was last offered at the strikethrough price on
10-28-2026

$252.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5527246 - 053944LA01-01AKT - Strut Tower Brace - Gloss Black  - Increase torsional rigidity by reducing strut tower deflection. - ECS - Volkswagen

Increase torsional rigidity by reducing strut tower deflection. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
5527246
Mfg#:
053944LA01-01AKT
In Stock
$109.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2770638 - 003589ECS11A - ECS Silicone Boost Hose Kit with clamps - Black - Improve your air flow with our ECS silicone boost hose kit - ECS - Volkswagen

Improve your air flow with our ECS silicone boost hose kit 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2770638
Mfg#:
003589ECS11A
In Stock
ON SALE! SAVE 20%
$196.99

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

$157.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2770974 - 3599ECS01 - Silicone PCV hose upgrade kit - Replace your failure-prone PCV hoses with an end-all cure, silicone PCV hose kit! - ECS - Audi Volkswagen

Replace your failure-prone PCV hoses with an end-all cure, silicone PCV hose kit! 10X Entries Into Our F80 M3 Sweepstakes

For vehicles with AWW or AWP engine code only

Brand:
ECS - Corporate Logo
ES#:
2770974
Mfg#:
3599ECS01
In Stock
ON SALE!
$133.38 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2784490 - 551221 - Harmonic Damper Crankshaft Pulley - Provides broad range control of destructive crankshaft torsional vibration for optimum horsepower and durability - Fluidampr - Audi Volkswagen Porsche

Provides broad range control of destructive crankshaft torsional vibration for optimum horsepower and durability

Brand:
Fluidampr - Corporate Logo
ES#:
2784490
Mfg#:
551221
Back Ordered
$517.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3647521 - ST-AEVI-1103KT - Supertech Inconel Exhaust Valve Kit - Stock sized valve head diameter, factory triple groove keeper setup - Includes Supertech valves and IE valve seals - Assembled By ECS - Audi Volkswagen

Stock sized valve head diameter, factory triple groove keeper setup - Includes Supertech valves and IE valve seals 10X Entries Into Our F80 M3 Sweepstakes
*Existing factory triple-groove valve keepers are to be reused*

Brand:
Assembled By ECS - Corporate Logo
ES#:
3647521
Mfg#:
ST-AEVI-1103KT
Ships in 6 Business Days
$382.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4419788 - 002721LA02-01KT -  ECS Tuning Stage 3 Performance Clutch Kit with Lightweight Forged Steel Flywheel (18.85lbs) - The best value for big turbo power levels! Capable of holding 450 Ft/Lbs of crank torque - ECS - Audi Volkswagen

The best value for big turbo power levels! Capable of holding 450 Ft/Lbs of crank torque 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4419788
Mfg#:
002721LA02-01KT
In Stock
ON SALE! SAVE 20%
$1144.99

This product was last offered at the strikethrough price on
10-05-2026

$915.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2917710 - 15030 - Front Mount Intercooler - Improved cooling for improved performance - Euro Sport Acc - Volkswagen

Improved cooling for improved performance For vehicles with manual transmission only

Brand:
Euro Sport Acc - Corporate Logo
ES#:
2917710
Mfg#:
15030
Back Ordered
$569.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2650246 - PFF85-430X2 - Performance Polyurethane Strut Mount Bushing Set - Improves handling and control, upgrade to a more engaging driving experience - Powerflex - Audi Volkswagen

Improves handling and control, upgrade to a more engaging driving experience

Brand:
Powerflex - Corporate Logo
ES#:
2650246
Mfg#:
PFF85-430X2
In Stock
$75.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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
ES#2996413 - W63205 - Whiteline Polyurethane Rear Axle Bushing Kit - Replace your worn rear axle beam bushings with these upgraded Polyurethane units - Whiteline - Audi Volkswagen

Replace your worn rear axle beam bushings with these upgraded Polyurethane units

Brand:
Whiteline - Corporate Logo
ES#:
2996413
Mfg#:
W63205
In Stock
$82.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2794385 - IERHVA1 - Forged H-Beam connecting rods - 144x20mm forged H-beam rods from Integrated Engineering. - Integrated Engineering - Audi Volkswagen

144x20mm forged H-beam rods from Integrated Engineering. *To be used with aftermarket pistons with 20mm wrist pins*

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794385
Mfg#:
IERHVA1
In Stock
$542.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4338307 - 013940LA05 -  MK4 Jetta GLI 1.8T Performance Catback Exhaust System - In-house engineered for VW MK4 enthusiasts! Featuring T304 SS Tig-welded 2.5" tubing, a center resonator and a straight-through perforated core muffler - ECS - Volkswagen

In-house engineered for VW MK4 enthusiasts! Featuring T304 SS Tig-welded 2.5" tubing, a center resonator and a straight-through perforated core muffler 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4338307
Mfg#:
013940LA05
In Stock
ON SALE!
Starting at $535.52 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4846109 - 056059LA09 - ECS Performance Ignition Coils (AWP/AWW/BEL) - Increased energy output over OE coils for a stronger, more consistent spark! - ECS - Audi Volkswagen

Increased energy output over OE coils for a stronger, more consistent spark! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4846109
Mfg#:
056059LA09
In Stock
ON SALE! SAVE 20%
$35.99

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

$28.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

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