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BMW M3 Performance Engine Internals

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Ferrea High Performance Valve Kit, BMW N55/S55

ES#4736705 - FER-HPVK-S55-T-3 - Ferrea High Performance Valve Kit, BMW N55/S55 - Upgrade Your Factory Intake and Exhaust Valves - 5150 Autosport - BMW

Upgrade Your Factory Intake and Exhaust Valves affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4736705
Mfg#:
FER-HPVK-S55-T-3
Ships in 4 Business Days
$929.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete Cylinder Head Basic Replacement Kit

ES#2918768 - 11121703637-1KT - Complete Cylinder Head Basic Replacement Kit - Everything you will need to do a head service on your BMW - Assembled By ECS - BMW

Everything you will need to do a head service on your BMW affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2918768
Mfg#:
11121703637-1KT
Ships on Jul 2, 2026
ON SALE!
$2880.38

This product was last offered at the strikethrough price on
02-27-2026

$2768.38 USD
This product is lifetime replacement eligible Partial Replacement

VAC MOTORSPORTS OIL PUMP UPGRADE KIT

ES#4505002 - VAC-OPUK-S54 - VAC MOTORSPORTS OIL PUMP UPGRADE KIT - VAC Motorsports - BMW

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VAC Motorsports - Corporate Logo
ES#:
4505002
Mfg#:
VAC-OPUK-S54
In Stock
$274.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Schrick Camshaft Set - 280/272 Degree 12.5mm Lift

ES#3026994 - E46M3SCHRICK - Schrick Camshaft Set - 280/272 Degree 12.5mm Lift - An excellent CSL street or track upgrade - Schrick - BMW

An excellent CSL street or track upgrade affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Schrick - Corporate Logo
ES#:
3026994
Mfg#:
E46M3SCHRICK
Ships on Sep 22, 2026
$2692.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

King Performance BMW N54/N55 Rod Bearings - 2 Pairs

ES#4755722 - CR222GPC - King Performance BMW N54/N55 Rod Bearings - 2 Pairs - Standard Size - King - BMW

Standard Size affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicle Models 2015-2016

Brand:
King - Corporate Logo
ES#:
4755722
Mfg#:
CR222GPC
In Stock
$96.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

King Performance BMW S54 Main Bearings - Std.

ES#4756551 - MB7039AM - King Performance BMW S54 Main Bearings - Std. - Standard Size - King - BMW

Standard Size affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
King - Corporate Logo
ES#:
4756551
Mfg#:
MB7039AM
In Stock
$169.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

6mm Single Groove Valve Keeper - Priced Each

ES#2598482 - KPR-6S-7 - 6mm Single Groove Valve Keeper - Priced Each - Two required per valve, necessary for use with certain supertech valves - Supertech - BMW

Two required per valve, necessary for use with certain supertech valves affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
2598482
Mfg#:
KPR-6S-7
In Stock
$5.99

This product was last offered at the strikethrough price on
03-04-2026

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CP-Carrillo Connecting Rod Set - S58 Pro-Xtreme

ES#4727617 - CAR-CRS-S58-XT - CP-Carrillo Connecting Rod Set - S58 Pro-Xtreme - Non-Tapered (Only Compatible with Aftermarket Pistons) - 5150 Autosport - BMW

Non-Tapered (Only Compatible with Aftermarket Pistons) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4727617
Mfg#:
CAR-CRS-S58-XT
Ships in 4 Business Days
$2299.99 USD
Free Shipping
on orders $49 and up

Performance Cam Follower/Rocker Arm - Set Of 12

ES#4813397 - 054995LA01 - Performance Cam Follower/Rocker Arm - Set Of 12 - Forged Chromoly with Diamond Like Carbon Coating built for superior wear resistance at the same weight as OE. - Turner Motorsport - BMW

Forged Chromoly with Diamond Like Carbon Coating built for superior wear resistance at the same weight as OE. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4813397
Mfg#:
054995LA01
In Stock
ON SALE! SAVE 40%
$899.99

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

$539.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CP-Carrillo Connecting Rod Set - S54

ES#4758972 - CAR-S54-SCR - CP-Carrillo Connecting Rod Set - S54 - Upgrade to CP-Carrillo's Forged Connecting Rods! - 5150 Autosport - BMW

Upgrade to CP-Carrillo's Forged Connecting Rods! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Upgrade Your Connecting Rods in Your High Horsepower S54!

Brand:
5150 Autosport - Corporate Logo
ES#:
4758972
Mfg#:
CAR-S54-SCR
Ships in 3 Business Days
Starting at $1849.99 USD
Customize
Free Shipping
on orders $49 and up

CP-Carrillo Connecting Rod Set M5X Pro-Xtreme

ES#4759044 - CAR-CRS-S52-XT - CP-Carrillo Connecting Rod Set M5X Pro-Xtreme - Upgrade Your M5x Engine With CP-Carrillo Rods Today! 135mm Rods - 5150 Autosport - BMW

Upgrade Your M5x Engine With CP-Carrillo Rods Today! 135mm Rods affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4759044
Mfg#:
CAR-CRS-S52-XT
Ships in 4 Business Days
$2099.99 USD
Free Shipping
on orders $49 and up

ARP Head Stud Kit - S58 - CA625+

Swap out your BMW's Head Bolts for ARP's CA625+ Head Stud Kit! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4727630
Mfg#:
ARP-HSK-S58-CA
Ships in 4 Business Days
$999.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

WPC-Treated Race Series Main Bearing Set - M20/M50/M52/M54/S54

ES#4845662 - M5X-WPC-MB - WPC-Treated Race Series Main Bearing Set - M20/M50/M52/M54/S54 - The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. - Turner Motorsport - BMW

The strongest and smoothest bearings for your BMW, featuring heavy-duty ACL "Duraglide" bearing shells treated by WPC for reduced friction and enhanced durability. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4845662
Mfg#:
M5X-WPC-MB
In Stock
ON SALE! SAVE 10%
$509.99

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

$458.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

King Performance BMW S54 Rod Bearings - Set

ES#4683854 - CR6877XP - King Performance BMW S54 Rod Bearings - Set - Standard Size - King - BMW

Standard Size affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
King - Corporate Logo
ES#:
4683854
Mfg#:
CR6877XP
In Stock at Vendor
$300.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head - Bare

ES#2918693 - 11121703637 - Cylinder Head - Bare - Bare head with guides and seats only - AMC - BMW

Bare head with guides and seats only affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AMC - Corporate Logo
ES#:
2918693
Mfg#:
11121703637
Ships on Jun 26, 2026
$1631.99 USD
Free Shipping

More About Performance Engine Internals

Building your dream engine? We have all the bearings, pistons, connecting rods, timing components, and more to help make that dream a reality.

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