Gap 0.040in; Plug Type RS12YC
Gap 0.040"
Original Center Electrode Material is Iridium Do Not Gap, Gap is Preset
Gap 0.040in; Plug Type RS14PMC4
Gap: .040/1.0mm Enhanced Tapered Ground Electrode w/ Platinum Chip
Gap 0.042in; Plug Type RE10PMC5
Original Center Electrode Material is Iridium Do Not Gap, Gap is Preset
Gap: .043/1.1mm Enhanced Tapered Ground Electrode w/ Platinum Chip
Double Platinum
w/ Gap .040
Gap 0.040"
Double Platinum
w/ Gap .040
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 (in)
Gap 0.040in; Plug Type RS14PMP4
Original Center Electrode Material is Iridium Do Not Gap, Gap is Preset
Double Platinum
w/ Gap .040
Gap 0.042in; Plug Type RES11PYP5
Gap 0.044"
Double Platinum
w/ Gap .040
Original Center Electrode Material is Iridium Do Not Gap, Gap is Preset
Double Platinum
w/ Gap .040
Gap 0.040in OE Type ; Plug Type RS12WMPB4
Gap 0.050 DENSO is O.E. Manufacturer / 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 0.042in OE Type ; Plug Type RE10WYPB5
Gap 0.040"
Gap 0.044"
Gap .040 (in)
Gap 0.040 O.E. Recommended Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
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)
Do not gap; Gap is pre-set
Gap 0.040" OE Equivalent Design 100,000 mi OE Mfr Recommended Service Interval
Gap 0.044"
Gap 0.040"
Gap 0.044" 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)
Do not gap; Gap is pre-set
w/ Iridium Design
Gap .040 (in)
Do not gap; Gap is pre-set
Gap 0.040"
Gap 0.044"
Gap 0.040 Iridium TT - Ultimate Endurance and Power, 0.4mm Iridium and 0.7mm Platinum Twin-Tip Technology
Double Platinum
w/ Gap .040
w/ Platinum Design
Double Platinum
w/ Gap .040
Double Platinum
w/ Gap .040
Do not gap; Gap is pre-set
Do not gap; Gap is pre-set
w/ Platinum Design
Single; Plug Type 5IR5Y; 14 mm. Thread; 0.9840 Reach
Browse our selection of quality spark plug parts designed specifically for your Buick Rainier. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
CXL · CXL Plus
Sport Utility
L6 4.2L · V8 5.3L
Automatic
