Wiring, Sensors & Integration · 5 articles
Wiring, Sensors & Integration
Standalone harnesses, MAP sensors, wideband AFR controllers, and LS-swap-specific ECU paths — the electrical side of an EFI build where most swaps stall or go sideways. Our guides break the process into stages so you're not staring at a 40-pin connector wondering where to start.
Wideband AFR Gauges for EFI Tuning: Why a $29 LSU 4.9 Sensor and a $210 Controller Are Both in Your Budget
A plain-language guide to wideband air/fuel ratio gauges — what they do, which sensor to buy, and how to choose between a standalone gauge and a controller
Read the guide →
Wideband AFR Controller Tiers for EFI Builders: $82 All-In-One vs. $200 Inline vs. LC-2 Stand-Alone
Not all wideband oxygen sensor controllers are built the same — and the wrong choice can kill sensors or mislead your tune. Here's how to pick the right tier
Read the guide →
AFM/DFM Disablers for GM V8 Swaps: Why Cylinder Deactivation and EFI Conversions Don't Mix
GM's fuel-saving cylinder deactivation technology creates real problems when you drop an LS or LT engine into a swap build. Here's what's actually happening
Read the guide → AFM Disabler Shootout: Range Technology vs. No-Name OBD-II Plugs — What Three Years of Owner Data Actually Shows
If your V8 truck or SUV shudders when it drops to four cylinders at highway speeds, an AFM disabler might be the simplest fix you can plug in. Here's what
Read the guide →
LS Swap Standalone Wiring Harness: DBC vs. DBW, 4L60E vs. 4L80E, and What Budget Harnesses Actually Include
Choosing the right standalone wiring harness is the make-or-break decision in any LS swap. This guide breaks down drive-by-wire vs. drive-by-cable
Read the guide →