Gap 0.044in; Plug Type RN11YC4
Gap 0.044in; Plug Type RC12YC5
Gap 0.044in; Plug Type RC10YC4
Gap 0.044in; Plug Type REC10YC4
Gap 0.044in; Plug Type RER8MC
Gap 0.044"
Gap 0.044 Resistor Plug with Patented U-Groove Design
Gap 0.044 Resistor Plug with Patented U-Groove Design
Gap 0.044 Resistor Plug with Patented U-Groove Design
Gap 0.044"
Gap 0.044in; Plug Type REC12MCC4
Gap 0.044"
Gap 0.044"
Gap .044 (in); Auto
Gap 0.044in; Plug Type RC12PYC
Gap 0.044"
Gap 0.044"
Gap 0.044in; Plug Type RN14PMC5
Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset
Original Center Electrode Material is Iridium Do Not Gap, Gap is Preset
Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset
Gap 0.044in; Plug Type RC10PYC
Platinum
Platinum
Gap 0.044"
Gap 0.044"
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
Iridium XP
Gap 0.044in; Plug Type RN14PYP
Gap 0.044in; Plug Type REC10PYPB4
Gap 0.044in OE Type ; Plug Type RC12PYP
Gap 0.044 Resistor Plug with Patented U-Groove Design
Original Center Electrode Material is Iridium Do Not Gap, Gap is Preset
Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset
Gap 0.044"
Gap 0.044in; Plug Type RC11PYPB4
Gap 0.044in OE Type ; Plug Type RC10PYPB4
Gap 0.035 DENSO is O.E. Manufacturer / Resistor Plug
Original Center Electrode and Ground Electrode Material is Platinum Do Not Gap, Gap is Preset
Gap 0.032in OE Type ; Plug Type RER11WMPB3
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
Gap 0.044in; Plug Type RN10WYPB5
Gap 0.044in; Plug Type RC10WYPB4
Gap 0.044in OE Type ; Plug Type RC12WYPB4
Original Center Electrode Material is Iridium and Ground Electrode Pin Material is Platinum Do Not Gap, Gap is Preset
Gap 0.044"
Gap 0.044"
Gap 0.044 Double Platinum Plug - Extra Long Life Double Platinum Plug with Platinum Ground Strap
Platinum
Gap 0.044 O.E. Recommended Double Platinum Plug - Extra Long Life Double Platinum Plug with Platinum Ground Strap
Gap 0.044 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 0.032in; Plug Type RER8WMPB
Gap 0.044"
Gap 0.044"
Gap 0.044in OE Type ; Plug Type RER12WMPB4
Gap 0.044in; Plug Type REC12WMPB5
Gap 0.044in OE Type ; Plug Type REC10WYPB4
Gap .044 (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)
Original Center Electrode Material is Iridium Do Not Gap, Gap is Preset
Original Center Electrode Material is Iridium and Ground Electrode Pin Material is Platinum Do Not Gap, Gap is Preset
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 0.040 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)
Gap 0.044"
Gap 0.044" Actual OE Manufacturer 60,000 mi OE Mfr Recommended Service Interval
Platinum
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 0.035 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 0.035 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)
OE Style
Platinum
Gap 0.044"
Gap 0.044"
Gap 0.044"
Gap 0.044"
Platinum
Gap 0.044"
Gap 0.044" Actual OE Manufacturer 100,000 mi OE Mfr Recommended Service Interval
Gap 0.044 O.E. Recommended Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
Platinum
Original Center Electrode Material is Iridium and Ground Electrode Pin Material is Platinum Do Not Gap, Gap is Preset
Gap 0.044 Iridium Long Life - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap
Gap 0.044" Actual OE Manufacturer 60,000 mi OE Mfr Recommended Service Interval
Gap 0.044" Actual OE Manufacturer; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs. 105,000 mi OE Mfr Recommended Service Interval
Gap 0.044 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap OE
Gap 0.036" Actual OE Manufacturer; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs. 105,000 mi OE Mfr Recommended Service Interval
Platinum
Gap 0.032 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap OE
Gap 0.032 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap OE
Original Center Electrode Material is Iridium and Ground Electrode Pin Material is Platinum 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" OE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs. 105,000 mi OE Mfr Recommended Service Interval
Platinum
Gap 0.044" OE Equivalent Design; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs. 100,000 mi OE Mfr Recommended Service Interval
Platinum
Gap 0.044 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap OE
Platinum
Sell Out and Reorder SILZKR8E8G (Stock # 97080); Gap 0.036" Actual OE Manufacturer; OE Spark Plug Is High Ignitability. For Optimal Performance, Replace With High Ignitability Spark Plugs. 105,000 mi OE Mfr Recommended Service Interval
Gap 0.044 DENSO is O.E. Manufacturer / Iridium Long Life Plug - Patented Iridium Alloy Plug (90% Ir) with Platinum Ground Strap OE
Browse our selection of quality spark plug parts designed specifically for your Kia Optima. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
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Sedan
L4 1.6L · L4 2.0L · L4 2.4L · V6 2.5L · V6 2.7L
Automatic · Automatic Dual Clutch · Manual
