BMW 750Li Spark Plug Replacement

Gap 0.044in; Plug Type RC9MC4

Gap 0.044"

Gap 0.044 Resistor Plug

Gap 0.044in; Plug Type RC12PMC4

Gap 0.044"

Gap 0.040 Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap

Gap 0.044in; Plug Type RC10PLPB4

Gap 0.032in; Plug Type RERX6PMCB4

Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset

Gap 0.044in OE Type ; Plug Type RC10WMPB4

Gap 0.044"

Gap 0.044 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 0.032in OE Type ; Plug Type RERX5ZPYPB

Gap 0.040 Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology

Gap 0.044 Double Platinum Plug - Extra Long Life Double Platinum Plug with Platinum Ground Strap

Gap 0.044"

Gap 0.044" Actual OE Manufacturer 100,000 mi OE Mfr Recommended Service Interval

Gap 0.044"

Gap 0.032 O.E. Recommended Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap

Gap 0.032" OE Equivalent Design 60,000 mi OE Mfr Recommended Service Interval

Gap 0.032" OE Equivalent Design