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BMW E66 745Li N62 4.4L

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BMW E66 745Li N62 4.4L Engine Parts & Accessories

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Power Distribution Box

ES#164948 - 61136900583 - Power Distribution Box - Genuine BMW - BMW

Brand:
Genuine BMW - Corporate Logo
ES#:
164948
Mfg#:
61136900583
Ships in 8 Business Days
6% off MSRP

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

$471.99

This product was last offered at the strikethrough price on
10-18-2026

$444.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Housing Gasket

ES#1892341 - 13547510433 - Throttle Body Housing Gasket - Gaskets the throttle body to the intake manifold - Victor Reinz - BMW

Gaskets the throttle body to the intake manifold

Brand:
Victor Reinz - Corporate Logo
ES#:
1892341
Mfg#:
13547510433
Ships in 1 Business Day
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Camshaft O-Ring

ES#22083 - 11311705512 - Camshaft O-Ring - Located at the front of each camshaft - Genuine BMW - BMW

Located at the front of each camshaft

Brand:
Genuine BMW - Corporate Logo
ES#:
22083
Mfg#:
11311705512
Ships in 1-2 days
10% off MSRP

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

$16.97

This product was last offered at the strikethrough price on
10-18-2026

$15.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover - Right

ES#4669260 - 11127563474 - Valve Cover - Right - Includes gasket and bolts - Bremmen Parts - BMW

Includes gasket and bolts 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4669260
Mfg#:
11127563474
In Stock
ON SALE! SAVE 27%
$197.99

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

$144.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Accessory Belt - N62 N73

ES#4661031 - 6PK1548 - Performance Kevlar Reinforced Accessory Belt - N62 N73 - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - BMW
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. 10X Entries Into Our F80 M3 Sweepstakes

For vehicles with production date from 10/2003

Brand:
ECS - Corporate Logo
ES#:
4661031
Mfg#:
6PK1548
Ships on Feb 23, 2027
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump

ES#2770709 - 11517586781 - Water Pump - Includes required sealing gaskets and o-ring - URO - BMW

Includes required sealing gaskets and o-ring 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2770709
Mfg#:
11517586781
Ships in 1 Business Day
$107.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dipstick O-Ring - Priced Each

ES#24181 - 11431717666 - Dipstick O-Ring - Priced Each - Used to seal the dipstick to the guide tube - Genuine BMW - BMW

Used to seal the dipstick to the guide tube

Brand:
Genuine BMW - Corporate Logo
ES#:
24181
Mfg#:
11431717666
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator Supporting Bracket

ES#29718 - 12317533840 - Alternator Supporting Bracket - The Mounting bracket which attaches your alternator to your engine - Genuine BMW - BMW

The Mounting bracket which attaches your alternator to your engine

Brand:
Genuine BMW - Corporate Logo
ES#:
29718
Mfg#:
12317533840
In Stock
Limited Qty Sale
$456.99

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

$425.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Alternator bracket

ES#29717 - 12317533837 - Alternator bracket - Mounts the alternator to the block - Genuine BMW - BMW

Mounts the alternator to the block

Brand:
Genuine BMW - Corporate Logo
ES#:
29717
Mfg#:
12317533837
In Stock
Limited Qty Sale
$456.99

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

$425.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector O-Ring - Priced Each

ES#34555 - 13641437487 - Fuel Injector O-Ring - Priced Each - Fuel rail to injector O-ring - Genuine BMW - BMW MINI

Fuel rail to injector O-ring

Brand:
Genuine BMW - Corporate Logo
ES#:
34555
Mfg#:
13641437487
Ships in 1-2 days
$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Assembly - 105C

ES#5425884 - 11537586885 - Thermostat Assembly - 105C - Includes temperature sensor ports where applicable. - URO - BMW

Includes temperature sensor ports where applicable. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
5425884
Mfg#:
11537586885
In Stock
Limited Qty Sale
$74.99

This product was last offered at the strikethrough price on
08-24-2026

$59.99 USD
Free Shipping
on orders $49 and up

Pressure Differential Sensor

ES#4213081 - 13628657300 - Pressure Differential Sensor - Make sure your engine is running correctly - Hamburg Tech - BMW

Make sure your engine is running correctly We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4213081
Mfg#:
13628657300
In Stock
$52.99

This product was last offered at the strikethrough price on
05-22-2026

$45.99 USD
Free Shipping
on orders $49 and up

Cooling O-Ring - Priced Each

ES#2608627 - 11531710048 - Cooling O-Ring - Priced Each - Seals the rear of the water transfer pipe to the block - Rein - BMW

Seals the rear of the water transfer pipe to the block 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2608627
Mfg#:
11531710048
In Stock
$4.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Stem Locks - Priced Each

ES#22823 - 11341461405 - Valve Stem Locks - Priced Each - Used to hold your valve springs in place - Genuine BMW - BMW MINI

Used to hold your valve springs in place

Brand:
Genuine BMW - Corporate Logo
ES#:
22823
Mfg#:
11341461405
In Stock
$3.97 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Bolt Set - Priced Each

ES#18660 - 11127583113 - Cylinder Head Bolt Set - Priced Each - Priced per head, 2 required for a complete job - Genuine BMW - BMW

Priced per head, 2 required for a complete job

Brand:
Genuine BMW - Corporate Logo
ES#:
18660
Mfg#:
11127583113
Ships in 1-2 days
6% off MSRP

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

$107.99

This product was last offered at the strikethrough price on
10-18-2026

$101.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Auxiliary Fan Switch

ES#2896231 - 13621433077 - Auxiliary Fan Switch - Comes with related o-ring - Vemo - BMW MINI
ECS Tuning recommends this product.

Comes with related o-ring

Brand:
Vemo - Corporate Logo
ES#:
2896231
Mfg#:
13621433077
Ships in 1 Business Day
$45.99

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

$43.99 USD
Free Shipping
on orders $49 and up
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.

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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