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Your Vehicle Audi 90 FWD 10v

Audi B6 A4 1.8T Assembled By ECS Service Kits Sale

Whether it's preventative maintenance, routine service, or buttoning up your seasonal project, don't wait until the eleventh hour to finish up your wintertime vehicle work.

At ECS Tuning, we have the goods to keep your vehicle on the road. Assembled By ECS kits are offered in a large variety to mend nearly any ailing Audi. Get your project underway and relax knowing your vehicle is properly serviced.


Assembled by the Pros

Fits:
Audi B6 A4 1.8T 2002-2005

Oil Cooler Replacement Kit - Stage 2
Includes the necessary components to replace your oil cooler and perform an engine oil service
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#: 2973079
Mfg#: 028117021LKT6

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Availability:
In Stock
On SALE
$194.99

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

$177.80 USD
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This product is lifetime replacement eligible Partial Replacement
Radiator Installation Kit With Hoses
Everything you need to install a new radiator in your Audi
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Brand: Assembled By ECS - Corporate Logo
ES#: 2587710
Mfg#: 8E0121049NKT1

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Availability:
Back Ordered
On SALE Save 15%
$393.99

This product was last offered at the strikethrough price on
01-03-2026

$334.07 USD
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This product is lifetime replacement eligible Partial Replacement
Thermostat Replacement Kit With ECS Billet Aluminum J-Plug
Includes ECS' upgraded J-Plug, a new thermostat, o-ring, and hardware
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Brand: Assembled By ECS - Corporate Logo
ES#: 2777024
Mfg#: 06B121111KKT3

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Availability:
In Stock
On SALE Save 25%
$159.99

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

$120.70 USD
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This product is lifetime replacement eligible Lifetime Replacement
Thermostat Replacement Kit
Includes new thermostat, j-plug, o-ring, and hardware
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Brand: Assembled By ECS - Corporate Logo
ES#: 2574945
Mfg#: 06B121111KKT

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Availability:
In Stock
On SALE Save 19%
$116.99

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

$94.55 USD
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This product is lifetime replacement eligible Lifetime Replacement
Coolant Supply Pipe with hose clamps
Located along top of the intake manifold
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Brand: Assembled By ECS - Corporate Logo
ES#: 2806915
Mfg#: 06B121070HKT

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Availability:
In Stock
On SALE Save 24%
$99.99

This product was last offered at the strikethrough price on
05-12-2026

$76.45 USD
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This product is lifetime replacement eligible Lifetime Replacement
Carbon Fiber Engine Cover Kit - (NO LONGER AVAILABLE)
Includes ECS Carbon Fiber Engine Cover, Hardware, and Red Coil Packs for enhanced underhood styling!
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Brand: Assembled By ECS - Corporate Logo
ES#: 2992487
Mfg#: CF02V04KTKT3
No longer available
Carbon Fiber Engine Cover with hardware - (NO LONGER AVAILABLE)
Handmade carbon fiber cover for a cleaner look, Includes hardware.
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Brand: Assembled By ECS - Corporate Logo
ES#: 2966350
Mfg#: CF02V04KTKT2
No longer available
Belly Pan & Installation Hardware Kit
Includes a replacement belly pan with all necessary mounting hardware
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Brand: Assembled By ECS - Corporate Logo
ES#: 2622505
Mfg#: 8E0863821ALKT

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Availability:
Ships in 4 Business Days
On SALE Save 24%
$359.99

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

$274.27 USD
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This product is lifetime replacement eligible Lifetime Replacement
Valve Cover Gasket And Chain Tensioner Seal Kit
Everything you need to perform gasket and seal replacement on your 1.8T
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Brand: Assembled By ECS - Corporate Logo
ES#: 2695709
Mfg#: 058198025A

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Availability:
Ships in 9 Business Days
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On SALE Save 24%
$128.99

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

$97.45 USD
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This product is lifetime replacement eligible Lifetime Replacement
Porsche Caps & Black Washer Fluid Reservoir Cap Set
Dress up your engine bay with a black washer reservoir cap and Porsche 911 oil and expansion tank caps
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Brand: Assembled By ECS - Corporate Logo
ES#: 2804152
Mfg#: 009635ECS04KT

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Availability:
In Stock
$155.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Expansion Tank & Washer Fluid Reservoir Cap Set - Black
Dress up your engine bay with black expansion tank and washer reservoir caps to replace the old blue ones
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Brand: Assembled By ECS - Corporate Logo
ES#: 2804150
Mfg#: 009635ECS02KT

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Availability:
In Stock
On SALE Save 37%
$48.98

This product was last offered at the strikethrough price on
01-03-2026

$30.73 USD
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on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
Accessory Belt Kit
Includes belt, tensioner, & hardware to ensure that your belt is tight and reliable.
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Brand: Assembled By ECS - Corporate Logo
ES#: 2581839
Mfg#: 06B903133EKT

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Availability:
Ships on Jul 17, 2026
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On SALE Save 21%
$107.99

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

$85.61 USD
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This product is lifetime replacement eligible Lifetime Replacement
Accessory Belt Kit
Includes belt, tensioner, & hardware to ensure that your belt is tight!
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Brand: Assembled By ECS - Corporate Logo
ES#: 2581840
Mfg#: 06B903133EKT1

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Availability:
In Stock
On SALE Save 18%
$112.99

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

$92.73 USD
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This product is lifetime replacement eligible Lifetime Replacement
Coil Pack Ignition Solution - Stage I
Includes four OE VW/Audi Hitachi "E" style ignition coils & OEM fasteners
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Brand: Assembled By ECS - Corporate Logo
ES#: 7536
Mfg#: 06A998000

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Availability:
Ships in 1-2 days
$330.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Coil Pack Ignition Solution - Stage II - (NO LONGER AVAILABLE)
Includes four OE VW/Audi Hitachi "E" style ignition coils, OEM fasteners & wiring harness heat shield
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Brand: Assembled By ECS - Corporate Logo
ES#: 7537
Mfg#: 06A998001
No longer available
Coil Pack Ignition Solution - Stage III - (NO LONGER AVAILABLE)
Includes four OE VW/Audi Hitachi "E" style ignition coils, OEM fasteners, wiring harness heat shield & a set of NGK spark plugs
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Brand: Assembled By ECS - Corporate Logo
ES#: 7538
Mfg#: 06A998002
No longer available
Ignition Service Kit
Includes four Karlyn coil packs and four NGK platinum spark plugs
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Brand: Assembled By ECS - Corporate Logo
ES#: 2532251
Mfg#: 06B905115RKT1

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Availability:
In Stock at Vendor
$176.41 USD
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This product is lifetime replacement eligible Lifetime Replacement
Ignition Service Kit
Includes four OE red coil packs and four NGK copper core spark plugs
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#: 2561324
Mfg#: 06C905115M1KT

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Availability:
In Stock
On SALE
$154.99

This product was last offered at the strikethrough price on
05-29-2026

$153.66 USD
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This product is lifetime replacement eligible Lifetime Replacement
Ignition Service Kit
Includes four OE red coil packs and four NGK platinum spark plugs
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#: 2561325
Mfg#: 06C905115M2KT

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Availability:
In Stock
$186.64 USD
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This product is lifetime replacement eligible Lifetime Replacement
Ignition Service Kit
Includes four OE red coil packs and four Denso spark plugs
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Brand: Assembled By ECS - Corporate Logo
ES#: 2532252
Mfg#: 06C905115MKT1

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Availability:
In Stock
$153.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Waste Gate Frequency Control N75 Valve
Get your turbo back in action with a new N75 valve - Includes clamps
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Brand: Assembled By ECS - Corporate Logo
ES#: 2826334
Mfg#: 06A906283EKT

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Availability:
In Stock
On SALE Save 24%
$93.99

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

$71.48 USD
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This product is lifetime replacement eligible Lifetime Replacement
Crankcase Breather Hose Kit
Includes the "L" & "T" shaped breather hoses, breather valve, and tube with hardware
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Brand: Assembled By ECS - Corporate Logo
ES#: 2214900
Mfg#: 06A198298

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Availability:
In Stock at Vendor
On SALE Save 27%
$63.91

This product was last offered at the strikethrough price on
01-03-2026

$46.73 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Crankcase Breather Hose Kit
Includes the "L" & "T" shaped breather hoses, breather valve and adjustable clamps
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#: 2628164
Mfg#: 06B103213GKT

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Availability:
In Stock at Vendor
On SALE Save 34%
$89.99

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

$59.01 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Pressure Control Valve (PCV) - (19mm)
Located on the intake hose leading to the turbo inlet. Includes hose clamps
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#: 2804310
Mfg#: 06A129101DKT1

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Availability:
In Stock
On SALE Save 22%
$21.19

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

$16.48 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Pressure Control Valve (PCV) Repair Kit
Located under the intake manifold. Includes hose clamps
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#: 2823250
Mfg#: 06B103245KT

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Availability:
In Stock at Vendor
On SALE Save 20%
$34.99

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

$27.99 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Suction Pump replacement kit with breather hose - (NO LONGER AVAILABLE)
Restore engine performance
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Brand: Assembled By ECS - Corporate Logo
ES#: 2771214
Mfg#: 058133753DKT2
No longer available
Fuel Injector Installation Kit
Includes everything required to properly install new fuel injectors
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Brand: Assembled By ECS - Corporate Logo
ES#: 2587300
Mfg#: 06B133555HKT2

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Availability:
Ships on Sep 22, 2026
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On SALE
$87.99

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

$83.49 USD
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This product is lifetime replacement eligible Lifetime Replacement
710N Diverter Valve - Priced Each
A great upgrade for stock to mildly tuned engines. Includes band clamps
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Brand: Assembled By ECS - Corporate Logo
ES#: 2804306
Mfg#: 06A145710NKT

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Availability:
In Stock
On SALE Save 24%
$51.99

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

$39.73 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Cam Chain Service Kit
All the parts required for a timing chain replacement
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#: 2804105
Mfg#: 058109229BKT

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Availability:
Ships in 9 Business Days
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On SALE Save 24%
$172.99

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

$131.17 USD
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This product is lifetime replacement eligible Lifetime Replacement
Cam Chain Tensioner Replacement Kit
Everything needed for replacing your faulty cam chain tensioner
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#: 2770536
Mfg#: 058109088KKT

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Availability:
In Stock
On SALE Save 23%
$188.99

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

$145.48 USD
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This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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