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BMW E70 Performance Cylinder Heads

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ARP2000 Head Stud Kit - N55

ES#4920389 - ARP-HSK-N55-S - ARP2000 Head Stud Kit - N55 - Ditch the Stock Head Bolts for a Set of Head Studs from ARP! - ARP - BMW

Ditch the Stock Head Bolts for a Set of Head Studs from ARP! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ARP - Corporate Logo
ES#:
4920389
Mfg#:
ARP-HSK-N55-S
Ships in 3 Business Days
$699.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ARP Head Stud Kit, BMW N55/S55 - Custom Age 625+

ES#4736733 - ARP-HSK-S56-CA - ARP Head Stud Kit, BMW N55/S55 - Custom Age 625+ - Upgrade to 5150's Custom Age 625+ Head Stud Kit Built by ARP! - 5150 Autosport - BMW

Upgrade to 5150's Custom Age 625+ Head Stud Kit Built by ARP!

Brand:
5150 Autosport - Corporate Logo
ES#:
4736733
Mfg#:
ARP-HSK-S56-CA
In Stock
$999.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ARP Head Stud Kit BMW S55 Custom Age 625+

ES#4908308 - ARP-HSK-S55-CA - ARP Head Stud Kit BMW S55 Custom Age 625+ - Secure your engine with race-proven durability using the ARP Head Stud Kit the top choice for serious BMW performance enthusiasts and professional builders alike. - 5150 Autosport - BMW

Secure your engine with race-proven durability using the ARP Head Stud Kit the top choice for serious BMW performance enthusiasts and professional builders alike. N55 Engines it is a MUST to drill and tap!
N55 Engines it is a MUST to drill and tap!

Brand:
5150 Autosport - Corporate Logo
ES#:
4908308
Mfg#:
ARP-HSK-S55-CA
Back Ordered
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW N55/S55 Valves By Super Tech

Brand:
5150 Autosport - Corporate Logo
ES#:
4900024
Mfg#:
SUP-HPVK-S55-32/
Ships in 3 Business Days
$1143.99 USD
Free Shipping
on orders $49 and up

ARP Head Stud Kit - N63

ES#4759178 - ARP-HSK-N63 - ARP Head Stud Kit - N63 - Increase Cylinder Head Clamping Force! - ARP - BMW

Increase Cylinder Head Clamping Force! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ARP - Corporate Logo
ES#:
4759178
Mfg#:
ARP-HSK-N63
Ships in 3 Business Days
Starting at $749.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

5mm Single Groove Valve Keeper - Set Of 24

ES#4716125 - KPR-5.0-7S-24 - 5mm Single Groove Valve Keeper - Set Of 24 - Two required per valve, necessary for use with certain supertech valves - Supertech - BMW

Two required per valve, necessary for use with certain supertech valves

Brand:
Supertech - Corporate Logo
ES#:
4716125
Mfg#:
KPR-5.0-7S-24
In Stock
$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Athena Cut Ring Head Gasket S63/N63

ES#4759188 - ATH-HG-CR-S63-90 - Athena Cut Ring Head Gasket S63/N63 - The Best Upgraded Head Gasket Solution on The Market! - 5150 Autosport - BMW

The Best Upgraded Head Gasket Solution on The Market!

Brand:
5150 Autosport - Corporate Logo
ES#:
4759188
Mfg#:
ATH-HG-CR-S63-90
Ships in 3 Business Days
$399.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ASA Stud Bolt - Pack Of 10

ES#2574760 - 11127521167kt - ASA Stud Bolt - Pack Of 10 - M7X68MM - Genuine BMW - BMW

M7X68MM

Brand:
Genuine BMW - Corporate Logo
ES#:
2574760
Mfg#:
11127521167KT
In Stock
$29.99

This product was last offered at the strikethrough price on
07-06-2026

$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Cylinder Heads

Engines are just air pumps. How efficiently they can pump and how much they can pump determines how powerful they are. Upgrade cylinder head components to improve your engine's performance, like valves, valve springs, camshafts, rocker arms, and entire cylinder heads to unlock more power from your engine.

Let us help you find the parts that fit your BMW

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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