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BMW E71 X6 M S63 4.4L

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BMW E71 X6 M S63 4.4L Engine Mechanical Parts

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Engine Main Bearing Kit - Std. Size

ES#4375434 - MB5801SM - Engine Main Bearing Kit - Std. Size - Replace those Worn Out Main Bearings! - King - BMW

Replace those Worn Out Main Bearings!

Brand:
King - Corporate Logo
ES#:
4375434
Mfg#:
MB5801SM
In Stock
$286.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Drain Plug

ES#1910141 - 07119905428 - Oil Drain Plug - Replace that worn down drain plug - Febi - BMW

Replace that worn down drain plug 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
1910141
Mfg#:
07119905428
Ships in 5 Business Days
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bearing Set - Standard Size

ES#4056399 - CR8050SV - Connecting Rod Bearing Set - Standard Size - Replace those Worn Out Rod Bearings! - King - BMW

Replace those Worn Out Rod Bearings! Standard Size

Brand:
King - Corporate Logo
ES#:
4056399
Mfg#:
CR8050SV
In Stock
$323.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Spring Compressor Kit

ES#2939852 - CTA2112 - Valve Spring Compressor Kit - Replaces valve springs and valve stem oil seals without the need to remove the cylinder head - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Replaces valve springs and valve stem oil seals without the need to remove the cylinder head

Brand:
CTA Tools - Corporate Logo
ES#:
2939852
Mfg#:
CTA2112
In Stock
$115.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VANOS Solenoid - Priced Each

ES#4780117 - 11368605123 - VANOS Solenoid - Priced Each - The fix for a failed VANOS solenoid - Pierburg - BMW

The fix for a failed VANOS solenoid

Brand:
Pierburg - Corporate Logo
ES#:
4780117
Mfg#:
11368605123
Back Ordered
Auto Notify
$197.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

M Oil Cap

ES#18098 - 11121405452 - M Oil Cap - M POWER oil filler cap - Genuine BMW - BMW

M POWER oil filler cap

Brand:
Genuine BMW - Corporate Logo
ES#:
18098
Mfg#:
11121405452
In Stock
10% off MSRP

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

$39.19

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

$35.32 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VANOS Solenoid - Priced Each - N55

ES#2607254 - 11368605123 - VANOS Solenoid - Priced Each - N55 - The fix for a failed VANOS solenoid - Genuine BMW - BMW
ECS Tuning recommends this product.

The fix for a failed VANOS solenoid

Brand:
Genuine BMW - Corporate Logo
ES#:
2607254
Mfg#:
11368605123
Ships Today
ON SALE!
$260.68

This product was last offered at the strikethrough price on
06-25-2026

$247.65 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMW Billet Oil Cap

ES#3616059 - VTT-OILCAP-1-BRC - BMW Billet Oil Cap - Ditch that ugly plastic oil cap and add a little shine to your engine bay. - Vargas Turbo Technologies - BMW

Ditch that ugly plastic oil cap and add a little shine to your engine bay. 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
3616059
Mfg#:
VTT-OILCAP-1-BRC
In Stock
Starting at $68.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Piston - Priced Each

ES#1929390 - 11257598207 - Piston - Priced Each - Standard bore replacement piston - Genuine BMW - BMW

Standard bore replacement piston

Brand:
Genuine BMW - Corporate Logo
ES#:
1929390
Mfg#:
11257598207
Ships in 4 Business Days
5% off MSRP

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

$484.99

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

$462.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cam Follower - Priced Each

ES#2498177 - 11327601233 - Cam Follower - Priced Each - Cam follower for the high pressure fuel pump. - Genuine BMW - BMW MINI

Cam follower for the high pressure fuel pump.

Brand:
Genuine BMW - Corporate Logo
ES#:
2498177
Mfg#:
11327601233
In Stock
2% off MSRP

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

$61.80

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

$60.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AGA Tools N63 valve stem seal tool kit

ES#4464369 - AGA-N63-VSK-K - AGA Tools N63 valve stem seal tool kit - Complete kit to easily install valve stem seals. - AGA Tools - BMW

Complete kit to easily install valve stem seals.

Brand:
AGA Tools - Corporate Logo
ES#:
4464369
Mfg#:
AGA-N63-VSK-K
Ships in 7 Business Days
$1529.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pro-Xtreme Connecting Rod Set - Tapered Small End - BMW N63/S63

ES#4742603 - CAR-CRS-S63-XTT - Pro-Xtreme Connecting Rod Set - Tapered Small End - BMW N63/S63 - Manufactured by industry leader CP-Carrillo, these rods are designed to handle up to 2000 HP and 9500 RPM! They feature a tapered rod end for seamless use with OEM pistons. - 5150 Autosport - BMW

Manufactured by industry leader CP-Carrillo, these rods are designed to handle up to 2000 HP and 9500 RPM! They feature a tapered rod end for seamless use with OEM pistons.

Brand:
5150 Autosport - Corporate Logo
ES#:
4742603
Mfg#:
CAR-CRS-S63-XTT
Ships in 3 Business Days
$2999.99 USD
Free Shipping
on orders $49 and up

Piston Ring Repair Kit

ES#254042 - 11257574822 - Piston Ring Repair Kit - Includes 3 replacement rings - Genuine BMW - BMW

Includes 3 replacement rings

Brand:
Genuine BMW - Corporate Logo
ES#:
254042
Mfg#:
11257574822
Ships in 4 Business Days
5% off MSRP

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

$127.99

This product was last offered at the strikethrough price on
04-06-2026

$121.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

WPC-Treated Performance Rod Bearing Service Kit

ES#4871886 - 11247617338KT - WPC-Treated Performance Rod Bearing Service Kit - Everything needed to replace your rod bearings. Featuring Turner Motorsport "Race Series" rod bearings for added durability! - Assembled By ECS - BMW

Everything needed to replace your rod bearings. Featuring Turner Motorsport "Race Series" rod bearings for added durability! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4871886
Mfg#:
11247617338KT
In Stock
ON SALE!
$1046.99

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

$973.18 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

CP-Carrillo Connecting Rod Set - N63/S63 Pro-Xtreme

ES#4759198 - CAR-CRS-S63-XT - CP-Carrillo Connecting Rod Set - N63/S63 Pro-Xtreme - Upgrade to CP-Carrillo Connecting Rods! - 5150 Autosport - BMW

Upgrade to CP-Carrillo Connecting Rods! For Use With Aftermarket Pistons Only!

Brand:
5150 Autosport - Corporate Logo
ES#:
4759198
Mfg#:
CAR-CRS-S63-XT
Ships in 3 Business Days
$2899.99 USD
Free Shipping
on orders $49 and up

Hollow Bolt

ES#2597888 - 32416852469 - Hollow Bolt - M14x1.5x26 - Genuine BMW - BMW

M14x1.5x26

Brand:
Genuine BMW - Corporate Logo
ES#:
2597888
Mfg#:
32416852469
In Stock
9% off MSRP

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

$20.41

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

$18.67 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Mechanical Parts

Whether you're repairing or upgrading your engine, we have engine parts from the most respected suppliers in the business. Purchase engine parts like connecting rods, valves, camshafts, cylinder heads, engine blocks, pistons, and more from ECS Tuning for your next engine repair or overhaul.

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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