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BMW E39 Engine Parts & Accessories

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Cold Climate Oil Separator Kit - Level 2

ES#2603034 - E46M54OSC3KT - Cold Climate Oil Separator Kit - Level 2 - A truly complete kit for oil separator system maintenance - Assembled By ECS - BMW

A truly complete kit for oil separator system maintenance 10X Entries For Our 25th Anniversary Sweepstakes!
Superior performance for both warm and cold climates

Brand:
Assembled By ECS - Corporate Logo
ES#:
2603034
Mfg#:
E46M54OSC3KT
In Stock
ON SALE! SAVE 23%
$161.99

This product was last offered at the strikethrough price on
06-16-2026

$124.57 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sport Camshaft set - 263/257 10.30mm/9.90mm

ES#3672177 - 1303702 - Sport Camshaft set - 263/257 10.30mm/9.90mm - More aggressive cams for higher top end power! - Cat Cams - BMW

More aggressive cams for higher top end power! For vehicles with production date up to 09/1998

Brand:
Cat Cams - Corporate Logo
ES#:
3672177
Mfg#:
1303702
Special Order: No Guaranteed ETA
$2233.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bolt

ES#2641302 - 11241739729 - Connecting Rod Bolt - The stretch bolt design means these need replaced once removed - Genuine BMW - BMW

The stretch bolt design means these need replaced once removed

Brand:
Genuine BMW - Corporate Logo
ES#:
2641302
Mfg#:
11241739729
In Stock
$7.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Single Vanos Ultimate Rebuild Kit

ES#4866097 - 012016ecsKT - Single Vanos Ultimate Rebuild Kit - Everything you need to rebuild your single VANOS unit complete with all seals, gaskets, and tools to disassemble and re-align. - Assembled By ECS - BMW

Everything you need to rebuild your single VANOS unit complete with all seals, gaskets, and tools to disassemble and re-align. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4866097
Mfg#:
012016ECSKT
In Stock
ON SALE!
$199.99

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

$183.59 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Water Pipe

ES#4304672 - 11537502525 - Water Pipe - Connects return hose to engine block - Bavarian Autosport - BMW
ECS Tuning recommends this product.

Connects return hose to engine block 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4304672
Mfg#:
11537502525
In Stock
ON SALE! SAVE 20%
$50.99

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

$40.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Idle Speed Control Valve

ES#33101 - 13411733090 - Idle Speed Control Valve - Located at the front of the intake manifold - Genuine BMW - BMW

Located at the front of the intake manifold

Brand:
Genuine BMW - Corporate Logo
ES#:
33101
Mfg#:
13411733090
In Stock
8% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$400.99

This product was last offered at the strikethrough price on
07-20-2026

$366.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VANOS Unit - Cylinders 5-8

ES#4027435 - 11367831487KT1 - VANOS Unit - Cylinders 5-8 - Price includes a $50.00 Core Charge - Genuine BMW - BMW

Price includes a $50.00 Core Charge

Brand:
Genuine BMW - Corporate Logo
ES#:
4027435
Mfg#:
11367831487KT1
Ships on Aug 12, 2026
$2181.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#240400 - 13627567451 - Mass Air Flow Sensor (MAF) - Controls the air / fuel mixture of the engine. - VDO - BMW

Controls the air / fuel mixture of the engine. We Price Match - Give Us A Call or Chat!

Brand:
VDO - Corporate Logo
ES#:
240400
Mfg#:
13627567451
Back Ordered
$280.00

This product was last offered at the strikethrough price on
05-07-2026

$272.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E39 M5 Accessory Belt Tensioner Pulley Assembly

ES#21705 - 11282248214 - E39 M5 Accessory Belt Tensioner Pulley Assembly - Tensioner for the water pump, alternator and power steering belt. Does not include hydraulic tensioner. - Genuine BMW - BMW

Tensioner for the water pump, alternator and power steering belt. Does not include hydraulic tensioner.

Brand:
Genuine BMW - Corporate Logo
ES#:
21705
Mfg#:
11282248214
In Stock
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$446.99

This product was last offered at the strikethrough price on
07-20-2026

$432.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rotrex Traction Fluid - One Liter

ES#3438857 - 12-032 - Rotrex Traction Fluid - One Liter - Replacement traction fluid for your supercharger - Active Autowerke - BMW

Replacement traction fluid for your supercharger

Brand:
Active Autowerke - Corporate Logo
ES#:
3438857
Mfg#:
12-032
Ships in 1 Business Day
$240.00 USD
Free Shipping
on orders $49 and up

Upper Timing Chain Tensioner

ES#4039816 - 11311738700 - Upper Timing Chain Tensioner - Guide used to tension the timing chain - Bavarian Autosport - BMW

Guide used to tension the timing chain 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4039816
Mfg#:
11311738700
In Stock
ON SALE! SAVE 20%
$49.99

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

$39.99 USD
Free Shipping
on orders $49 and up

Camshaft Bearing Bridge - Exhaust

ES#18145 - 11121436224 - Camshaft Bearing Bridge - Exhaust - Used to encase the camshaft in the cylinder head - Genuine BMW - BMW

Used to encase the camshaft in the cylinder head

Brand:
Genuine BMW - Corporate Logo
ES#:
18145
Mfg#:
11121436224
In Stock
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$456.99

This product was last offered at the strikethrough price on
07-20-2026

$430.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Plug-and-Play IAT Relocation Kit

ES#3194684 - 014579TMS - Turner Plug-and-Play IAT Relocation Kit - Reposition your intake air temperature sensor to maintain more accurate readings to maximize power output - Turner Motorsport - BMW

Reposition your intake air temperature sensor to maintain more accurate readings to maximize power output 10X Entries For Our 25th Anniversary Sweepstakes!
Alleviate the plague of heat soak on the street or track.

Brand:
Turner Motorsport - Corporate Logo
ES#:
3194684
Mfg#:
014579TMS
Ships in 3 Business Days
ON SALE!
Starting at $138.57 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

E39 M5 Lower Radiator Hose

ES#24793 - 11531407812 - E39 M5 Lower Radiator Hose - Runs from the radiator to the thermostat - Genuine BMW - BMW

Runs from the radiator to the thermostat

Brand:
Genuine BMW - Corporate Logo
ES#:
24793
Mfg#:
11531407812
In Stock
$88.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

Let us help you find the parts that fit your BMW

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

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