VW MK4 337/20th/Jetta GLI ECS Performance Sale
Why settle for stock?
ECS Popular Upgrades are a special blend of drivetrain and braking upgrades designed to pick up where the factory left off.
Each is designed to fine tune or enhance the performance and appearance of your VW; most ship free for a limited time.
Pick one as a weekend project. Call a pal and bolt one on.
Perform.
Fits:
VW MK4 Jetta GLI 1.8T (2004 - 2005)
VW 337/20th (2002 - 2003)
This product has been superseded to
ES#823
Exact-Fit Stainless Steel Brake Lines - Kit
This complete DOT brake line kit covers the front, mid and rear brake lines for shorter, more consistent stops
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
2681193
Mfg#:
1J0611701L
No longer available
This product has been superseded to
ES#4668204
Front Cross Drilled & Slotted Brake Rotors - Pair (312x25) - (NO LONGER AVAILABLE)
Featuring GEOMET® protective coating.
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Brand:
ES#:
2189954
Mfg#:
8L0698301AKT5
No longer available
Rear Cross Drilled & Slotted Brake Rotors - Pair (256x22) - (NO LONGER AVAILABLE)
Featuring GEOMET® protective coating.
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Brand:
ES#:
2167518
Mfg#:
8N0615601BKT5
No longer available
This product has been superseded to
ES#4668195
Rear Slotted Brake Rotors - Pair (256x22) - (NO LONGER AVAILABLE)
Featuring GEOMET® protective coating.
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Brand:
ES#:
2167517
Mfg#:
8N0615601BKT6
No longer available
Rear Big Brake Kit - Stage 1 - 2-Piece Cross-Drilled & Slotted Rotors (306x22)
Increase your braking power without breaking your wallet
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Reuses OEM rear vented disc brake calipers and carriers
Reuses OEM rear vented disc brake calipers and carriers
Brand:
ES#:
2404
Mfg#:
MK4TTS1RVKXS
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Availability:
Ships on Jul 1, 2026
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Ships on Jul 1, 2026
This product has been superseded to
ES#2586656
6-Speed Clutch Bleeder Block - (NO LONGER AVAILABLE)
Create a more aggressive feeling clutch while improving durability with this new ECS clutch block. OE# 1J0721468C
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Brand:
ES#:
2608027
Mfg#:
001284ECS02KT
No longer available
Adjustable Front-to-Back Short Shift Kit - For 6-Speed Manual Transmissions
Featuring 4 adjustable positions, and adjustable weights to get the exact feel you want!
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Brand:
ES#:
4351
Mfg#:
001501ECS01KT
Solid Shifter Cable Bushing Upgrade Kit - Round 10mm (F2B) - Round 8.0mm (S2S)
Tighten your shifter and stop missing shifts with ECS Billet and Bronze shifter bushings!
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For vehicles with manual transmission only
For vehicles with manual transmission only
Brand:
ES#:
2840872
Mfg#:
003929ECS0204AKT
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Availability:
Ships on Aug 10, 2026
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Ships on Aug 10, 2026
Shifter Mounting Bracket Bushing Upgrade Kit
Replace your sloppy rubber manual trans shifter bracket bushings with solid aluminum bushings from ECS Tuning!
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Brand:
ES#:
2840859
Mfg#:
003929ECS05
ECS Ultimate Dogbone Mount
Reduce wheel hop and gain a more positive shift feel
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Brand:
ES#:
5669
Mfg#:
ECS198851M
ECS Performance Pendulum Mount - (NO LONGER AVAILABLE)
Simply the best solution to controlling engine movement while decreasing wheel hop!
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Made from Billet Aluminum & Features a Stainless Steel Spherical Front Bearing
Made from Billet Aluminum & Features a Stainless Steel Spherical Front Bearing
Brand:
ES#:
2917901
Mfg#:
002465ECS03
No longer available
ECS Performance Transmission Mount
Harness engine torque and put the power to the ground!
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Brand:
ES#:
2917900
Mfg#:
002465ECS01
ECS Performance Engine Mount
Harness engine torque and put the power to the ground!
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Brand:
ES#:
2855402
Mfg#:
002465ECS02
ECS Performance Drivetrain Mount Kit
Includes ECS Ultimate Dogbone Mount, Engine and Trans Mounts & Installation Hardware
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Ideal combination for High Performance Street Vehicles
Ideal combination for High Performance Street Vehicles
Brand:
ES#:
2951827
Mfg#:
002465ECS0102KT
ECS Performance Drivetrain Mount Kit
Includes ECS Performance Pendulum Mount, Engine and Trans Mounts & Installation Hardware
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Ideal combination for Race or High Performance Street Vehicles
Ideal combination for Race or High Performance Street Vehicles
Brand:
ES#:
2951828
Mfg#:
002465ECS0103KT
No longer available
Aluminum Split Pipe Coolant Fitting
Replaces the failure prone, plastic coolant split pipe from the turbo & expansion tank to the water pipe hose
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Brand:
ES#:
2748757
Mfg#:
006368ECS01A
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Availability:
In Stock
In Stock
This product has been superseded to
ES#4369811
ECS Tuning Baffled Oil Catch Can - 6oz - (NO LONGER AVAILABLE) - SS ES3663595
Capture harmful oil vapors and keep your intake tract clean with our 4 chamber, baffled oil catch can. For use with custom plumbing and ECS universal mounting bracket kit.
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Brand:
ES#:
2816993
Mfg#:
003779ECS05A01
No longer available
This product has been superseded to
ES#3663596
ECS Tuning Baffled Oil Catch Can - 8oz
Capture harmful oil vapors and keep your intake tract clean with our 4 chamber, baffled oil catch can. For use with custom plumbing and ECS universal mounting bracket kit.
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Brand:
ES#:
2816990
Mfg#:
003779ECS05A02
No longer available
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
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Brand:
ES#:
2918376
Mfg#:
003779ECS06KT
Silicone Turbo inlet hose - with clamps
For cars with 19mm & 25mm PCV
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Modifications necessary for use with factory engine cover
Modifications necessary for use with factory engine cover
Brand:
ES#:
2785003
Mfg#:
003598ECS03
ECS Silicone Boost Hose Kit with clamps - Black
Improve your air flow with our ECS silicone boost hose kit
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Brand:
ES#:
2770638
Mfg#:
003589ECS11A
ECS Tuning HKS Blow Off Valve Adapter Flange Kit - (NO LONGER AVAILABLE)
Includes a plug for your factory diverter valve location
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Brand:
ES#:
2712762
Mfg#:
ECSBOVHKS
No longer available
This product has been superseded to
ES#3639399
Race N75 Frequency Valve - (NO LONGER AVAILABLE)
The absolute quickest & most inexpensive way of getting more HP out of your turbocharged VAG product
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Brand:
ES#:
122
Mfg#:
RACEN75VALVEKT-A
No longer available
Luft-Technik Intake System - Includes Turbo Inlet Hose - Matte Black - (NO LONGER AVAILABLE)
Engineered for extreme performance and show quality looks!
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Brand:
ES#:
2855156
Mfg#:
000593ECS1101AKT
No longer available
Luft-Technik Intake System - Includes Turbo Inlet Hose - Polished
Engineered for extreme performance and show quality looks!
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Brand:
ES#:
2855158
Mfg#:
000593ECS1106AKT
Luft-Technik Intake System - Includes Turbo Inlet Hose - Wrinkle Red
Engineered for extreme performance and show quality looks!
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Brand:
ES#:
2855159
Mfg#:
000593ECS1103AKT
Luft-Technik Intake System - Includes Turbo Inlet Hose - Wrinkle Black
Engineered for extreme performance and show quality looks!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
2855160
Mfg#:
000593ECS1102AKT
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Availability:
Ships on Jul 20, 2026
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Ships on Jul 20, 2026
Luft-Technik Intake System - Matte Black - (NO LONGER AVAILABLE)
Engineered for extreme performance and show quality looks!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
2804331
Mfg#:
000593ECS0101AKT
No longer available
Luft-Technik Intake System - Polished
Engineered for extreme performance and show quality looks!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
2804335
Mfg#:
000593ECS0106AKT