Chevrolet Trailblazer Spark Plug Replacement

Gap .040 (in); Auto

Gap 0.040in; Plug Type RS12YC

Gap: .040/1.0mm Enhanced Tapered Ground Electrode w/ Platinum Chip

Gap: .043/1.1mm Enhanced Tapered Ground Electrode w/ Platinum Chip

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

Gap 0.040"

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

Gap 0.050in; Plug Type RE10PMC5

Gap 0.040in; Plug Type RS14PMC4

Gap .043 (in)

Gap .040 (in)

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

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

Gap 0.044"

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

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

Gap 0.050 DENSO is O.E. Manufacturer / O.E. Recommended Double Platinum Plug - Extra Long Life Double Platinum Plug with Platinum Ground Strap

Gap 0.040in; Plug Type RS14PMP4

Gap 0.050in OE Type ; Plug Type RES11PYP5

Gap 0.040 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap OE

Gap 0.040 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap OE

Gap .040 (in)

Gap .043 (in)

Gap 0.040"

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 0.040in OE Type ; Plug Type RS12WMPB4

Gold Double Platinum; Gap .049

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)

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

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

Gap 0.028"

Gap 0.050in; Plug Type RE10WYPB5

Gap 0.040" OE Equivalent Design 100,000 mi OE Mfr Recommended Service Interval

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

Gap 0.050" OE Equivalent Design 100,000 mi OE Mfr Recommended Service Interval

Gap 0.040"

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

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

Gap .040 (in)

Gap .043 (in)

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

Gap 0.026in; Plug Type RET4WYPBX

Gap 0.044"

Gap 0.040"

Gap 0.028" OE Equivalent Design* 60,000 mi OE Mfr Recommended Service Interval

Gap 0.030" OE Equivalent Design* 60,000 mi OE Mfr Recommended Service Interval

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

Single; Plug Type 5IR5Y; 14 mm. Thread; 0.9840 Reach

Single; Plug Type 1IR5L; 14 mm. Thread; 0.6910 Reach