Universal Side Mount Bracket (Long Type) MX-5 Never requires free-air calibration when

Never requires free-air calibration when used with an AEM Controller and connector plug

Hasport or similar style engine mounts REQUIRED

If you are needing an ignition coil for performance builds and forced induction applications please use our NGK Brand coil packs to ensure the very best result

If they aren't

Universal Side Mount Bracket (Long Type) MX-5 Never requires free-air calibration whenPLM side mount brackets are stronger than the rest! They are made from high strength steel making the welds stronger and more durable. The bracket will not bend or warp with heat whereas other brackets can be bent by hand. These side mount brackets are more versatile with predrilled slots for sliders from most major aftermarket seat manufacturers like Sparco, Recaro, OMP, Cobra, F1Spec, Racetech, Status, Corbeau, Bride, Momo, etc. There is also extra