GM LS Ignition Parts & Upgrades

Shop MSD 2-Step and RPM controls for adjustable launch RPM limiting, rev control, and ignition timing management. Find vehicle-specific launch controls for LS, LT, Ford Coyote, and Modular engines, plus Soft Touch rev limiters, RPM switches, timing-retard controls, module selectors, shift lights, and related accessories.

Shop MSD Atomic EFI systems and components for carburetor conversions and GM Gen III/IV LS applications. Find self-learning throttle-body injection kits, LS EFI controllers, master kits, fuel-system components, handheld controllers, sensors, wiring, replacement parts, and Atomic AirForce intake manifolds.

Shop MSD performance ignition coils for street, strip, racing, and late-model applications. Find Blaster, HVC, and Pro Power coils; direct-fit coil packs for GM LS and LT, Ford EcoBoost and Coyote, Gen III Hemi, and other engines; plus coil brackets, harnesses, mounts, resistors, and installation accessories.

Shop MSD crank trigger systems for precise crankshaft position sensing and ignition timing. Find complete flying-magnet and Hall-effect crank trigger kits for Chevrolet and Ford engines, plus trigger wheels, sensors, magnetic pickups, brackets, wiring harnesses, and replacement components for performance, racing, and EFI applications.

Shop MSD electrical components for street, performance and racing applications. Find ignition wiring and harnesses, relay modules, switches, gauges, tachometer accessories, MAP sensors, starter components, connectors and professional wiring tools for reliable installation and operation of MSD ignition and EFI systems.

Shop MSD performance ignition boxes for street, strip, drag racing, circle track, road racing, marine, and off-road applications. Find 6-Series, 7-Series, Street Fire, Power Grid, Pro 600, LS, Hemi, and distributorless ignition controls with multi-spark technology, rev limiting, and adjustable timing.

Shop MSD Atomic AirForce EFI intake manifolds for GM LS1, LS2, LS6, LS7, and Gen V LT engines. Find performance polymer manifolds, billet fuel rails, seals, gaskets, throttle-body adapters, hardware kits, and installation accessories for street, street/strip, racing, and boosted-engine applications.

Shop MSD spark plug wires for street, racing, and restoration applications. Find 8.5mm Super Conductor, Street Fire, race-tailored, universal, and vehicle-specific wire sets with low-resistance cores, heat-resistant silicone insulation, and reduced EMI for Chevy, GM LS and LT, Ford Windsor and Coyote, Mopar HEMI, and other engines.

Shop MSD DynaForce high-torque and high-speed starters for performance and racing applications. Find compact gear-reduction starters with heavy-duty solenoids for high-compression, turbocharged, and supercharged engines, with direct-fit options for Chevy small- and big-block, GM LS, Ford Windsor, Ford FE, Chrysler, AMC, Oldsmobile, and Pontiac platforms.

Take full control of your automatic with MSD’s transmission controllers. Whether you're swapping in a modern 4L60E, 4L80E, or other electronically controlled trans, our controllers offer plug-and-play simplicity with customizable shift points, line pressure, and performance settings—right from the driver's seat.