Jeep Wrangler JK Spark Plug Replacement

Gap 0.044"

Gap 0.044"

Gap 0.043in; Plug Type RER8ZWYCB4 Actual OE Part

Original Center Electrode Material is Iridium Do Not Gap, Gap is Preset

Iridium;Set Plug Gap To Manufacturers Recommended Setting

Gap 0.035 Iridium Power - Performance Upgrade with World's Smallest Center Electrode (0.4 mm Dia.) & Tapered Tip Patented U-Groove Design & Patented Ir Alloy (90% Ir)

Gap 0.044" OE Equivalent Design 100,000 mi OE Mfr Recommended Service Interval

Set Plug Gap To Manufacturers Recommended Setting

Gap 0.044"

Gap 0.044 O.E. Recommended Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap