DIESEL RX PREMIUM GLOW PLUG SET fits 83-87 Ford 6.9L IDI Diesel Engines FAST-HEATING / DUAL COIL PREMIUM GLOW PLUGS GETS HOTTER FASTER THAN OEM / MADE IN THE USA!

DIESEL RX PREMIUM GLOW PLUG SET fits 87-94 Ford 7.3L IDI Diesel Engines PREMIUM GLOW PLUGS - MADE IN THE USA 100 DEGREES HOTTER & HEAT UP QUICKER THAN OEM PLUGS ***WILL NOT FIT 94.5 7.3L POWERSTROKE ENGINES