How to Activate Reverse Lights on Your BMW E9X LS Swap

One common issue when swapping an LS engine into a BMW E9X (E90, E91, E92, or E93) is figuring out how to get the reverse lights working. From the factory,...

LSE9x Maxxecu LS Terminated Harness Install Guide

MaxxECU Race LS Terminated Harness Overview The MaxxECU Race LS Terminated Harness is a premium, pre-assembled wiring solution designed to seamlessly integrate MaxxECU Race engine management systems with GM LS-based...

Holley Terminator X Max vs. MaxxECU vs. Haltech Rebel: Which Standalone ECU is Right for Your LS-Swapped BMW?

Holley Terminator X Max vs. MaxxECU vs. Haltech Rebel: Which Standalone ECU is Right for Your LS-Swapped BMW? When performing an LS swap on your BMW E9X, selecting the right...

BMW E90 Rear Knuckle and Hub Differences: What You Need to Know

BMW E90 Rear Knuckle and Hub Differences: What You Need to Know In BMW E90 models, rear hubs and knuckles are matched sets. The difference between 28-spline and 30-spline hubs...

Fuel System for LS Swaps in BMW E9x Chassis

Note: This article provides a general overview of the BMW E9x fuel system and offers a few reliable upgrade paths for LS swaps. There are many ways to configure a...

Lse9x Holley Can Box Configuration

Wiring Blue red twisted pair wired to the BMW pt can connection at grey dme connector blue red twisted pair.  4 pin Holley connections to corresponding 4 pin connection on...

LSe9x Swap Parts List

Heads up! This page is a work in progress as we add more details and refine each section. Check back often for the latest updates, and thanks for your patience...

LSE90 Swap Tutorial Video Series

Please see our 4 part series for a detailed view of swapping your own E90! Lse9x Swap Series Part 1 Lse9x Swap Series Part 2 Lse9x Swap Series Part 3...

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