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BMW E39 525i M54 2.5L

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BMW E39 525i M54 2.5L Engine Parts & Accessories

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Oil Cap Socket - 36mm

ES#4336860 - CTA2574 - Oil Cap Socket - 36mm - Remove housings with cartridge-type oil & fuel filters. - CTA Tools - Audi BMW Volkswagen MINI Porsche

Remove housings with cartridge-type oil & fuel filters.

Brand:
CTA Tools - Corporate Logo
ES#:
4336860
Mfg#:
CTA2574
In Stock
$10.70 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oxygen Sensor Socket

ES#4370861 - W1267 - Oxygen Sensor Socket - Removes oxygen sensors located in the exhaust. - Performance Tool - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Removes oxygen sensors located in the exhaust.

Brand:
Performance Tool - Corporate Logo
ES#:
4370861
Mfg#:
W1267
Ships in 1 Business Day
$12.80 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

10"x12" Shop Towels - Box of 200

ES#2944007 - KIM75190 - 10"x12" Shop Towels - Box of 200 - Center-pull box, 200 sheets per box of multi-purpose shop towels - Kimberly Clark - Audi BMW Volkswagen MINI Porsche

Center-pull box, 200 sheets per box of multi-purpose shop towels

Brand:
Kimberly Clark - Corporate Logo
ES#:
2944007
Mfg#:
KIM75190
In Stock
$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crank Case Test Cap

ES#4464299 - AGA-6061-TC - Crank Case Test Cap - Easily Text crank case Pressure in your BMW. - AGA Tools - BMW

Easily Text crank case Pressure in your BMW.

Brand:
AGA Tools - Corporate Logo
ES#:
4464299
Mfg#:
AGA-6061-TC
Ships in 7 Business Days
$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

OBDeleven Phone Holder - New Design

ES#4940035 - PH0NE-HOLDER-NEW - OBDeleven Phone Holder - New Design - Mounts to nearly any type of vent to allow for a safer viewing angle of your phone. - OBDeleven - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Mounts to nearly any type of vent to allow for a safer viewing angle of your phone.

Brand:
OBDeleven - Corporate Logo
ES#:
4940035
Mfg#:
PH0NE-HOLDER-NEW
In Stock
$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AEM X-Series Pressure 0-100psi Gauge Kit

ES#4785759 - 30-0301 - AEM X-Series Pressure 0-100psi Gauge Kit - Easily manage your fuel pressure. - AEM Electronics - Audi BMW Volkswagen

Easily manage your fuel pressure.

Brand:
AEM Electronics - Corporate Logo
ES#:
4785759
Mfg#:
30-0301
In Stock at Vendor
11% off MSRP

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

$259.99

This product was last offered at the strikethrough price on
10-11-2026

$230.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Boost Cooler Stage 2.5 Progressive Water/Methanol Injection Kit - no tank

Unlock 50-70 HP on your boosted vehicle while decreasing your air temps by up to 100 degrees! Stainless Steel Braided Line, 4AN Fittings, no tank included!

Brand:
SnowPerformance - Corporate Logo
ES#:
4608739
Mfg#:
SN0-210-BRD-T
In Stock at Vendor
$687.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Elring EL-Liq 73 Sealing Compound - 50ml

ES#4899970 - 777.792 - Elring EL-Liq 73 Sealing Compound - 50ml - High-performance sealing compound designed to provide a reliable seal for various engine components. - Elring - Audi BMW Volkswagen Mercedes Benz Porsche

High-performance sealing compound designed to provide a reliable seal for various engine components. 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
4899970
Mfg#:
777.792
In Stock
$36.99

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

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMS Billet Spark Plug Gapper Tool - 14mm

ES#3691577 - BMSBSPGT14mm - BMS Billet Spark Plug Gapper Tool - 14mm - Get the spark plug gap you are looking for! .018 to .024 thickness - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Get the spark plug gap you are looking for! .018 to .024 thickness

Brand:
Burger Motorsports - Corporate Logo
ES#:
3691577
Mfg#:
BMSBSPGT14MM
Ships in 7 Business Days
$35.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

V2 Water/Methanol Standard Controller - Internal MAP W/35PSI Max

ES#3691401 - 30-3304 - V2 Water/Methanol Standard Controller - Internal MAP W/35PSI Max - A progressive type controller where fluid will be injected in proportion to the amount of boost that is detected by the internal MAP sensor - Controller only - AEM Electronics - Audi BMW Volkswagen Mercedes Benz MINI Porsche

A progressive type controller where fluid will be injected in proportion to the amount of boost that is detected by the internal MAP sensor - Controller only Controller only - Does not include addtional components

Brand:
AEM Electronics - Corporate Logo
ES#:
3691401
Mfg#:
30-3304
In Stock at Vendor
11% off MSRP

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

$247.99

This product was last offered at the strikethrough price on
10-11-2026

$219.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Assembly Lube - 16 oz

ES#2848007 - 80313 - Assembly Lube - 16 oz - Build your engine the right way! - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Build your engine the right way!

Brand:
Redline - Corporate Logo
ES#:
2848007
Mfg#:
80313
In Stock
$32.99 USD
Free Shipping
on orders $49 and up

Engine Oil (0w-40) - Case Of 12 Quarts

ES#2996955 - 11104KT - Engine Oil (0w-40) - Case Of 12 Quarts - Stock up and save! - A fully synthetic ester formula that offers excellent wear protection across a wide range of operating conditions - Redline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Stock up and save! - A fully synthetic ester formula that offers excellent wear protection across a wide range of operating conditions

Brand:
Redline - Corporate Logo
ES#:
2996955
Mfg#:
11104KT
Ships in 8 Business Days
$218.99 USD
Free Shipping

E12 Tool - Torx head bolt socket - E12 - Bavarian Autosport

ES#3673880 - B8800022 - E12 Tool - Torx head bolt socket - E12 - Bavarian Autosport - This special long, thin, Torx socket is required for removal and installation of the head bolts on most BMWs with twin-cam cylinder heads. - Bav Auto Tools - BMW
ECS Tuning recommends this product.

This special long, thin, Torx socket is required for removal and installation of the head bolts on most BMWs with twin-cam cylinder heads. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bav Auto Tools - Corporate Logo
ES#:
3673880
Mfg#:
B8800022
In Stock
ON SALE! SAVE 25%
$31.99

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

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

Gold Heat Reflective Tape - 2" x 15'

ES#3022270 - HEA-GWRAP-15 - Gold Heat Reflective Tape - 2" x 15' - Control heat and dress up your engine bay - Prosport Performance - Audi BMW Volkswagen MINI Porsche

Control heat and dress up your engine bay

Brand:
Prosport Performance - Corporate Logo
ES#:
3022270
Mfg#:
HEA-GWRAP-15
Back Ordered
$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal 12" Electric Fan - Red

ES#2764787 - MMFAN12RD - Universal 12" Electric Fan - Red - 934 CFM - 5.7 amps at 12.3 volts - Mishimoto - Audi BMW Volkswagen MINI

934 CFM - 5.7 amps at 12.3 volts

Brand:
Mishimoto - Corporate Logo
ES#:
2764787
Mfg#:
MMFAN12RD
Ships in 3 Business Days
$106.99 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.

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

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