Cadillac CTS Spark Plug Replacement

GM Original Equipment Conventional; Gap .040

Gap 0.040in; Plug Type RS9YC

Gap 0.040in; Plug Type RS12YC

Gap 0.040"

Gap .040 (in); Auto

Gap 0.032"

Double Platinum

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

Gap 0.040in; Plug Type RS14PMC4

Gap 0.040in; Plug Type RS10PYC4

Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

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

Iridium Power

Gap 0.044in; Plug Type RE10PMC5

Gap 0.044in; Plug Type RES8PYB5

Gap: .050/1.3mm Enhanced Tapered Ground Electrode w/ Platinum Chip

Gap 0.032"

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

Gap 0.040"

Double Platinum

Gap 0.040"

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

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

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

Gap .040 (in)

Gap: .035/0.9mm Enhanced Tapered Ground Electrode w/ Platinum Chip

Gap 0.040in; Plug Type RS14PMP4

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

Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

Gap 0.040 O.E. Recommended Resistor Plug

Gap 0.040in; Plug Type RS9PYP4

Gap 0.032in; Plug Type RES8WYPB3

Gap 0.032in; Plug Type RES9PYP4

Gap 0.050in; Plug Type RC12PMPB4

Gap 0.044in; Plug Type RES11PYP5

Gap 0.036"

Gap 0.040"

Gap 0.032"

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

Original Center Electrode Material is Copper/Nickel Do Not Gap, Gap is Preset

Gap 0.040in; Plug Type RS8WYPB5

Gold Double Platinum; Gap .050

Gap 0.036"

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

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

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

Gap 0.040in OE Type ; Plug Type RS12WMPB4

GM Original Equipment Double Platinum; 2nd Design; USED ON VEHICLE With 41-990 12597464 SPK PLUGS) (FOR 1st DESIGN SEE 19301814; Original Equipment; GAP .043

Gap 0.032"

Gap 0.050in; Plug Type RC10WMPB4

Gap 0.032in; Plug Type RES12WYPB4

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

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

Gap 0.044in; Plug Type RE10WYPB5

Gap .035 (in)

Gap .040 (in)

Gold Double Platinum; Gap 0.044in

Gap 0.036"

Gap 0.040"

Gap 0.032"

Gap 0.032"

Gap 0.040"

Gap 0.040"

Gap 0.036"

Gap .040 (in)

Gap 0.032"

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

Gap 0.044 Iridium Power - Performance Upgrade with Worlds 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)

Gap 0.044"

Double Platinum

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

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

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)

GM Original Equipment Iridium; Original Equipment; GAP .043; GAP PRE-SET AT FACTORY, DO NOT RE-GAP

Gap 0.040" 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

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

Gap 0.036" OE Equivalent Design* 60,000 mi OE Mfr Recommended Service Interval

Gap 0.036" OE Equivalent Design* 60,000 mi OE Mfr Recommended Service Interval

Gap 0.032" OE Equivalent Design 60,000 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 0.040 Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology

Iridium Power

GM Original Equipment Iridium; Original Equipment; GAP .040; GAP PRE-SET AT FACTORY, DO NOT RE-GAP

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 0.036"

Gap 0.032 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)

Double Platinum

Iridium

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

OE Style

Gap .040 (in)

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

Double Platinum

Gap 0.040"

Gap 0.040"

Gap 0.040"

Gap 0.032"

Gap 0.036"

Gap 0.036"

Platinum

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

Platinum

Iridium

Laser Iridium

Gap 0.036" OE Equivalent Design* 96,000 mi OE Mfr Recommended Service Interval

Double Platinum

Platinum

Double Platinum

Iridium

Iridium

Gap 0.036" OE Equivalent Design* 60,000 mi OE Mfr Recommended Service Interval

Single; Plug Type 7IR6Y; [Available While Supplies Last];0.043 in. Plug Gap

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