Heavy Duty; Gap 0.045" OE Equivalent Design
GM Original Equipment Conventional; Gap .045
Gap 0.045in OE Type ; Plug Type RV12YC
Gap 0.045in OE Type ; Plug Type RV15YC4
Gap 0.060in; Plug Type RS14YC6
Gap 0.044 O.E. Recommended Resistor Plug with Patented U-Groove Design
Gap 0.035 O.E. Recommended Resistor Plug with Patented U-Groove Design
Gap 0.044 O.E. Recommended Resistor Plug with Patented U-Groove Design
Gap 0.035 O.E. Recommended Resistor Plug with Patented U-Groove Design
Gap 0.060 Resistor Plug with Patented U-Groove Design
Gap 0.035 O.E. Recommended Resistor Plug with Patented U-Groove Design
Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset
Gap 0.035" OE Equivalent Design
Heavy Duty; Gap 0.045" OE Equivalent Design
Gap 0.045" OE Equivalent Design 30,000 mi OE Mfr Recommended Service Interval
Gap 0.060in; Plug Type RS14PYC6
Gap 0.060"
Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset
Gap 0.045in; Plug Type RV17PMC4
Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset
Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset
Gap .035 (in); Auto
Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset
Gap 0.060"
Gap 0.035"
Heavy Duty; Gap 0.045"
Gap 0.045"
Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset
Gap: .035/0.9mm Enhanced Tapered Ground Electrode w/ Platinum Chip
Gap: .040/1.0mm Enhanced Tapered Ground Electrode w/ Platinum Chip
Gap 0.040 Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap
Gap 0.040 Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap
Gap .060 (in)
Gap 0.040 Platinum TT - Twin-Tip Technology Design with Platinum Center Electrode and Titanium Enhanced Ground Strap
Gap 0.045in; Plug Type RV17PMP4
Gap 0.060in OE Type ; Plug Type RS14PMPB5
Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset
Gap 0.060in OE Type ; Plug Type RS14PYPB5
Gap .035 (in); Auto
Gap 0.045"
Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset
Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset
Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset
Gap 0.060in; Plug Type RS12WMPB4
Gap 0.050 O.E. Recommended Double Platinum Plug - Extra Long Life Double Platinum Plug with Platinum Ground Strap
Gap 0.035"
Gap 0.060"
Heavy Duty; Gap 0.045"
Gap 0.045"
Gap 0.060in; Plug Type RS14WYPB5
GM Original Equipment Double Platinum; Gap 0.060in
Gap .060 (in)
Gap .040 (in)
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 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)
Rapidfire
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 0.060" OE Equivalent Design* 100,000 mi OE Mfr Recommended Service Interval
Gap .035 (in)
Gap .035 (in)
Gap 0.060"
Gap 0.040 Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology
Gap 0.040 Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology
Gap 0.040 Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology
Gap 0.060"
14mm Thread; .460 in. Reach; Heat Range 6; Each;0.040 in. Plug Gap
Single; Plug Type 6IR4Y; [Available While Supplies Last];0.035 in. Plug Gap Available While Supplies Last
Single; Plug Type 6IR5Y; [Available While Supplies Last];0.035 in. Plug Gap
14mm Thread; .708 in. Reach; Heat Range 6; 4 Pack;0.060 in. Plug Gap
Double Platinum Shorty; Individual;0.060 in. Plug Gap
Standard; Shorty Plug For Headers; 4 Pack;0.035 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 6; Tapered Seat; 5/8 Hex; Projected Tip; Resistor; 4 Pack;0.030 in. Plug Gap
14mm Thread; .460 in. Reach; Heat Range 5; Tapered Seat; 5/8 Hex; Projected Tip; Resistor; 4 Pack;0.035 in. Plug Gap
14mm Thread; .708 in. Reach; Heat Range 6; 8 Pack;0.060 in. Plug Gap
14mm Thread; .460 in. Reach; Tapered Seat; 5/8 Hex; Projected Tip; Resistor; 2 Of PN[0576S-4]; 8 Pack;0.040 in. Plug Gap
Stock Heat Range; 0.032 in. Gap; 5/8 in. Hex Size; .460 in. Reach; Resistor; Tapered Seat Type; 1.25mm Thread Pitch; 14mm Thread Size; 8 Pack Of PN[0576];0.040 in. Plug Gap
14mm Thread; .460 in. Reach; Tapered Seat; 5/8 Hex; Projected Tip; Resistor; 2 Of PN[0574S-4]; 8 Pack;0.035 in. Plug Gap
Browse our selection of quality spark plug parts designed specifically for your GMC K2500. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
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