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Your Vehicle 1987 Mercedes Benz 300E Base Sedan 124.030 L6 3.0L

Top - Assembled By ECS Service Kits - BMW E46

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. Below we have assembled our top Assembled By ECS Kits for your BMW.

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 BMW. Get your project underway and rest assured knowing your vehicle is properly serviced.


Top - Assembled By ECS Service Kits

Fits:
E46 323/325/328

Secondary Air Pump Kit - Level 1
This essential kit includes the secondary air pump, control valve, hoses and hardware to mount pump and valve.
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Brand: Assembled By ECS - Corporate Logo
ES#: 2622539
Mfg#: 11727553056KT3

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Availability:
Ships in 1 day
$464.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Secondary Air Pump Kit - Level 1
This essential kit includes the secondary air pump, control valve, hoses and hardware to mount pump and valve.
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Brand: Assembled By ECS - Corporate Logo
ES#: 2622550
Mfg#: 11727571589KT3

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Availability:
Ships in 1 day
On SALE Save 10%
$616.99

This product was last offered at the strikethrough price on
03-21-2026

$553.17 USD
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This product is lifetime replacement eligible Lifetime Replacement
VANOS Service Gasket Kit
All the gaskets you need to reinstall your VANOS
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Brand: Assembled By ECS - Corporate Logo
ES#: 3138789
Mfg#: 11129070990VKT

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Availability:
In Stock at Vendor
$135.91 USD
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This product is lifetime replacement eligible Partial Replacement
VANOS Seal, Gasket, & Hardware Kit
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Brand: Assembled By ECS - Corporate Logo
ES#: 3221107
Mfg#: 1136143253KT1

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Availability:
Ships in 1 day
$50.00 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
VANOS Solenoid Switch and piston Kit
Replace you VANOS solenoid and piston, also includes special socket to prevent damage to new solenoid.
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Brand: Assembled By ECS - Corporate Logo
ES#: 2966603
Mfg#: 11361432532KT

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Availability:
Ships in 2 Business Days
$669.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Ignition Service Kit
Everything you need to service your ignition system including Bosch ignition coils and Bosch Platinum+4 spark plugs
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Brand: Assembled By ECS - Corporate Logo
ES#: 2597316
Mfg#: 12131712219KT1

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Availability:
In Stock
$253.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Ignition Service Kit
Everything you need to service your ignition system
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Brand: Assembled By ECS - Corporate Logo
ES#: 2588238
Mfg#: 12131703228IGKT

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Availability:
In Stock
$285.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Turner Motorsport Ultimate Power Pulley And Drive Belt Overhaul System
Includes Accessory Belt System!
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Brand: Assembled By ECS - Corporate Logo
ES#: 3521793
Mfg#: UPPKE46TUBKT

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Availability:
Ships on Jul 17, 2026
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On SALE
$634.19

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

$581.16 USD
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This product is lifetime replacement eligible Lifetime Replacement
Hydraulic Alternator Belt Tensioner Conversion Kit
Complete conversion kit for converting alternator tensioner over to the more reliable hydraulic tensioner design
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Brand: Assembled By ECS - Corporate Logo
ES#: 517967
Mfg#: 11287838797

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Availability:
In Stock
On SALE
$113.99

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

$110.42 USD
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This product is lifetime replacement eligible Lifetime Replacement
Accessory Drive Belt Service Kit
Utilizes high quality aftermarket components - includes updated hydraulic alternator tensioner
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Brand: Assembled By ECS - Corporate Logo
ES#: 2598809
Mfg#: 11287512762KT1

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Back Ordered
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On SALE
$228.99

This product was last offered at the strikethrough price on
06-10-2026

$219.52 USD
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This product is lifetime replacement eligible Lifetime Replacement
Accessory Belt Service Kit
Utilizes high quality aftermarket components - includes updated hydraulic alternator tensioner
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Brand: Assembled By ECS - Corporate Logo
ES#: 2593604
Mfg#: 11281748131KT

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On SALE
$224.99

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

$220.18 USD
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This product is lifetime replacement eligible Lifetime Replacement
Aluminum water pump & power steering Pulley Kit - With Belts
Finally, a durable pulley kit that won't break! Includes durable ECS Aluminum Power Steering Pulley, Aluminum water pump and Continental belts.
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Brand: Assembled By ECS - Corporate Logo
ES#: 2863229
Mfg#: 003042ECS01KT5

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Availability:
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On SALE
$237.99

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

$230.66 USD
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This product is lifetime replacement eligible Lifetime Replacement
Aluminum Power Steering Pulley Kit
Finally, a durable power steering pulley that won't break! Includes ECS Aluminum Power Steering Pulley, three retaining bolts, and Continental power steering belt.
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Brand: Assembled By ECS - Corporate Logo
ES#: 2804221
Mfg#: 003042ECS01KT

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$115.95

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

$110.45 USD
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This product is lifetime replacement eligible Lifetime Replacement
Aluminum Water Pump Pulley Kit - With Belt - (NO LONGER AVAILABLE)
Includes durable ECS Aluminum Water Pump Pulley in silver, four retaining bolts and a Continental water pump belt
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Brand: Assembled By ECS - Corporate Logo
ES#: 2731607
Mfg#: 001977ECS02KT
No longer available
Aluminum Water Pump Pulley Kit - With Belt
Includes durable ECS Aluminum Water Pump Pulley in black, four retaining bolts and a Continental water pump belt
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Brand: Assembled By ECS - Corporate Logo
ES#: 2731606
Mfg#: 001977ECS01KT

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$132.99

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

$130.70 USD
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This product is lifetime replacement eligible Lifetime Replacement
Power Steering Service Kit
Includes reservoir with cap, lines, bolts & crush washers, and fluid
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For vehicles with production from 09/2002
Brand: Assembled By ECS - Corporate Logo
ES#: 2981629
Mfg#: 32416774215KT1

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$455.95 USD
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This product is lifetime replacement eligible Partial Replacement
Power Steering Service Kit
Includes reservoir with cap, lines, bolts & crush washers, and fluid
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For vehicles with production date between 04/2001 and 09/2002
Brand: Assembled By ECS - Corporate Logo
ES#: 2981630
Mfg#: 32416764725KT

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$415.52 USD
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This product is lifetime replacement eligible Partial Replacement
Power Steering Service Kit
Includes reservoir with cap, lines, bolts & crush washers, and fluid
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Brand: Assembled By ECS - Corporate Logo
ES#: 3410453
Mfg#: 32416764725KT1

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$446.99 USD
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Power Steering Service Kit
Includes reservoir with cap, lines, bolts & crush washers, and fluid
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For 325 model vehicles with production date up to 09/2001 & 330 model vehicles with production date up to
Brand: Assembled By ECS - Corporate Logo
ES#: 2981628
Mfg#: 32416774215KT

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$438.99 USD
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Clutch cylinder refresh kit
Includes master and slave cylinder, hardware and lines including the ECS Exact-Fit Stainless Steel Clutch Line!
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Brand: Assembled By ECS - Corporate Logo
ES#: 3508262
Mfg#: 21526773670KT

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Availability:
In Stock
On SALE
$299.99

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

$279.23 USD
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This product is lifetime replacement eligible Partial Replacement
Driveshaft Overhaul Kit - With Giubo and CSB
Includes flex disc (giubo) center support bearing (csb) and required hardware for installation
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For Vehicles With Manual Transmissions
Brand: Assembled By ECS - Corporate Logo
ES#: 2808747
Mfg#: 26111227410KT

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Availability:
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$214.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Driveshaft Overhaul Kit - With Giubo and CSB
Includes flex disc (giubo) center support bearing (csb) and required hardware for installation
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Brand: Assembled By ECS - Corporate Logo
ES#: 2762131
Mfg#: 26111229360KT

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Availability:
Ships on Sep 11, 2026
On SALE
$248.99

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

$242.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Clutch Installation Kit
Everything you will need to get the job done, including upgraded transmission mounts
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Brand: Assembled By ECS - Corporate Logo
ES#: 2593783
Mfg#: 22322282340CIKT

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Availability:
Ships in 1 Business Day
$605.99 USD
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This product is lifetime replacement eligible Partial Replacement
Shifter Rebuild Kit
Everything you need to rebuild your shifter assembly
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Brand: Assembled By ECS - Corporate Logo
ES#: 3509746
Mfg#: 25117519669KT1

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Availability:
In Stock
$143.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Shifter Rebuild & Upgrade Kit
Overhaul your shifter with this kit, featuring ECS Tuning teflon shifter bushings & Turner Motorsport poly shift arm bushing. The enthusiast rebuild!
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Brand: Assembled By ECS - Corporate Logo
ES#: 2592733
Mfg#: 25111469397KT

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Availability:
In Stock
On SALE Save 13%
$251.99

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

$218.78 USD
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This product is lifetime replacement eligible Lifetime Replacement
Cup Kit/Coilover Installation Kit - With Spring Pads
Everything you need to install coilovers, shocks/struts, or a cup kit on your BMW including HD rear shock mounts with reinforcement plates
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Brand: Assembled By ECS - Corporate Logo
ES#: 2593733
Mfg#: 51717036781KT

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Availability:
Ships on Sep 23, 2026
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On SALE Save 18%
$453.99

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

$372.69 USD
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This product is lifetime replacement eligible Lifetime Replacement
E46 ZHP Suspension Upgrade Kit - Koni Special Active
Give your suspension a refreshing upgrade with this ZHP kit. Featuring Koni "Special Active" shocks and struts
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Brand: Assembled By ECS - Corporate Logo
ES#: 2960701
Mfg#: 33500429577

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Availability:
In Stock
$1500.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Performance Suspension Cup Kit - Sport
Featuring Bilstein B8 shocks and H&R sport lowering springs
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Brand: Assembled By ECS - Corporate Logo
ES#: 3063382
Mfg#: 35-115106KT3

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Availability:
In Stock
$1171.99 USD
This product is lifetime replacement eligible Lifetime Replacement
Performance Suspension Cup Kit - Race
Featuring Koni Yellow shocks with H&R Sport/Race Springs
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Brand: Assembled By ECS - Corporate Logo
ES#: 2597238
Mfg#: 8741-1390LKT

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Availability:
Ships in 5 Business Days
$1258.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
H&R Sport Spring & Bilstein Sport Shock Kit
A mild suspension set up for daily driving or light track use. Average lowering is 1.2"F & 1.0"R
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Brand: Assembled By ECS - Corporate Logo
ES#: 252806
Mfg#: 29383-SP

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Availability:
In Stock
$1073.99 USD
This product is lifetime replacement eligible Lifetime Replacement

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Manufacturer names and/or part numbers are used only for identification purposes.

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