Ignitions and Electrical› Wiring Harnesses

BMW

E36 S54 Swap Harness

$1,325.00

SKU: S54SAwithHarness

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Kassel Performance E36 S54 swap harness is a plug-and-play solution designed for BMW E36 models undergoing an S54 engine swap. This harness utilizes all new OEM BMW terminals and connectors. It is made to your specific swap setup for a straightforward wiring process.

Fitment

Fitment Guaranteed

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on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandBMW
Part NumberS54SAwithHarness
CategoryIgnitions and Electrical

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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