Buick Terraza Spark Plug Replacement

Gap 0.040in; Plug Type RS14YC

Gap 0.060in; Plug Type RS14YC6

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

Gap .043 (in); Auto

Gap 0.060in; Plug Type RS14PYC6

Gap 0.060"

Gap 0.044"

Gap 0.060in; Plug Type RS14PYP5

Original Center Electrode Material is Iridium 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 .060 (in)

Gap 0.040in; Plug Type RS14PMPB5

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

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

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 0.040in OE Type ; Plug Type RS12WMPB4

Gap 0.044"

Gap 0.060"

Gap 0.060in OE Type ; Plug Type RS14WYPB5

Gap .043 (in)

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

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

Iridium

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

Gap 0.060"

Iridium Design

Iridium

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