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Volkswagen Jetta IV 1.8T Performance Parts & Upgrades

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ES#4620022 - 013987LA01-01 - MK4 Jetta (2004 - 2005) Trunk Spoiler - Gloss Black - Add OE+ styling with our In-House Engineered Gloss Black Rear Trunk Spoiler! - ECS - Volkswagen

Add OE+ styling with our In-House Engineered Gloss Black Rear Trunk Spoiler! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Fits vehicles from the 2004 model year only

Brand:
ECS - Corporate Logo
ES#:
4620022
Mfg#:
013987LA01-01
In Stock
ON SALE! SAVE 36%
$154.99

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

$99.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3438048 - VR1-HDG6 - Race Clutch Kit - Handles up to 440 lb-ft of torque - ACT - Audi Volkswagen

Handles up to 440 lb-ft of torque affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Must be used with G60 or ACT flywheel.

Brand:
ACT - Corporate Logo
ES#:
3438048
Mfg#:
VR1-HDG6
In Stock at Vendor
$578.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2795758 - 003901ECS35BB -  Ball Seat Locking Wheel Bolt Kit - Black zinc coated wheel lock bolts made specifically for OE wheels. M14x1.5x35mm - ECS - Audi Volkswagen

Black zinc coated wheel lock bolts made specifically for OE wheels. M14x1.5x35mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For use with 6-8mm spacers

Brand:
ECS - Corporate Logo
ES#:
2795758
Mfg#:
003901ECS35BB
Ships on Jun 24, 2026
ON SALE! SAVE 40%
$86.99

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

$52.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2650266 - PFF85-411-21x2 - Performance Polyurethane Sway Bar Bushing Set - 21mm - Stiffer bushings allow sway bars to work at their fullest potential - Powerflex - Volkswagen

Stiffer bushings allow sway bars to work at their fullest potential affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex - Corporate Logo
ES#:
2650266
Mfg#:
PFF85-411-21X2
In Stock
$51.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2917972 - 002236ECS03B03 - Light Weight Alternator Pulley Red Anodized - Bolt on lightweight billet aluminum pulley - ECS - Audi Volkswagen

Bolt on lightweight billet aluminum pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Vehicles with clutched alternator pulley require hardware kit - ES271279 for installation

Brand:
ECS - Corporate Logo
ES#:
2917972
Mfg#:
002236ECS03B03
In Stock
ON SALE! SAVE 40%
$93.99

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

$56.23 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4316758 - 021081ECS02KT -  MK4 Polyurethane Front Subframe Bushing Kit - With Complete Subframe Hardware - Includes ECS Poly. Subframe Bushings and all recommended hardware to be replaced during subframe removal - Assembled By ECS - Volkswagen

Includes ECS Poly. Subframe Bushings and all recommended hardware to be replaced during subframe removal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4316758
Mfg#:
021081ECS02KT
In Stock
ON SALE! SAVE 15%
$327.93

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

$279.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3576045 - 025133ECS02-06 -  MK4 Race Tow Strap - Plaid - Designed for real use on the track or street while looking great - ECS - Volkswagen

Designed for real use on the track or street while looking great affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Requires removal or modification to bumper grille for usage

Brand:
ECS - Corporate Logo
ES#:
3576045
Mfg#:
025133ECS02-06
In Stock
ON SALE!
$96.99

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

$92.14 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3438047 - VR1-HDG4 - Race Clutch Kit - Handles up to 440 lb-ft of torque - ACT - Audi Volkswagen

Handles up to 440 lb-ft of torque affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Must be used with G60 or ACT flywheel.

Brand:
ACT - Corporate Logo
ES#:
3438047
Mfg#:
VR1-HDG4
Ships in 6 Business Days
$548.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4880731 - 034-145-5001 - Diverter (Bypass) Valve OEM 710N - New OEM "710N" bypass valve with reinforced rubber diaphragm for longer use than other plastic valves. - 034Motorsport - Audi Volkswagen

New OEM "710N" bypass valve with reinforced rubber diaphragm for longer use than other plastic valves. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4880731
Mfg#:
034-145-5001
In Stock
$91.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3647534 - ST-AIVN-1106SKT - Supertech Stainless Intake Valve Kit - +1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals - Assembled By ECS - Audi Volkswagen

+1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
*Oversized valves require extra machine work to the cylinder head.*

Brand:
Assembled By ECS - Corporate Logo
ES#:
3647534
Mfg#:
ST-AIVN-1106SKT
Back Ordered
$545.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#7264 - 1J0498003 - Polyurethane Control Arm Bushing Kit - Includes all control arm bushings and necessary hardware - ECS - Volkswagen

Includes all control arm bushings and necessary hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
7264
Mfg#:
1J0498003
In Stock
ON SALE! SAVE 37%
$213.99

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

$135.80 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2713421 - 002598ECS04AKT - 2.0T Coil Pack Conversion Kit - Stage 2 - Includes wrinkle black conversion plate -w- red 2.0T coils and silver hold down kit - Assembled By ECS - Audi Volkswagen

Includes wrinkle black conversion plate -w- red 2.0T coils and silver hold down kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2713421
Mfg#:
002598ECS04AKT
In Stock
ON SALE!
$279.99

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

$271.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3647467 - ST-AIVN-1103S - Supertech Stainless Intake Valve - 1.8T/2.7T - Priced Each  - Stock sized valve head diameter, single groove keeper setup for high RPM use - Supertech - Audi Volkswagen

Stock sized valve head diameter, single groove keeper setup for high RPM use affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*Valves priced individually - For 1.8T - qty 12 needed / For 2.7T - qty 18 needed - Please see long description for additional valve seal/keeper informa

Brand:
Supertech - Corporate Logo
ES#:
3647467
Mfg#:
ST-AIVN-1103S
Back Ordered
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3214561 - FMDV008PA -  008 Premium Diverter Valve - Black - 3 Way adjustable Vacuum Port - Smaller, tougher and tuneable - Now with 3-way adjustable, 90-degree vacuum port - Forge - Audi Volkswagen Porsche

Smaller, tougher and tuneable - Now with 3-way adjustable, 90-degree vacuum port affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
3214561
Mfg#:
FMDV008PA
Back Ordered
$268.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2651014 - PFF85-201X2 - Street Polyurethane Front Control Arm Bushings - Front Position - 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex - Corporate Logo
ES#:
2651014
Mfg#:
PFF85-201X2
In Stock
$66.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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