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Spark Plug

PART#: R45XLS
ACDelco
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Spark Plug
Spark Plug
Spark Plug
Spark Plug

$1.92

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In stock

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Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
1992Land RoverRange RoverBase3.9V8GASGap .035
1992Land RoverRange RoverLSE3.9V8GASGap .035
1992Land RoverRange RoverCounty3.9V8GASGap .035
1991Land RoverRange RoverBase3.9V8GASGap .035
1991Land RoverRange RoverCounty SE3.9V8GASGap .035
1991Land RoverRange RoverGreat Divide3.9V8GASGap .035
1991Land RoverRange RoverHunter3.9V8GASGap .035
1991PontiacSunbirdValue Leader2.0L4GASGap .045
1991PontiacSunbirdLE2.0L4GASGap .045
1991PontiacSunbirdSE2.0L4GASGap .045
1991Mercedes-Benz560SECBase5.6V8GASGap .032
1991Mercedes-Benz560SELBase5.6V8GASGap .032
1990Land RoverRange RoverBase3.9V8GASGap .035
1990Land RoverRange RoverCounty3.9V8GASGap .035
1990PontiacLeMansGSE2.0L4GASGap .045
1990PontiacSunbirdSE2.0L4GASGap .045 | Naturally Aspirated;
1990PontiacSunbirdGT2.0L4GASGap .045 | Naturally Aspirated;
1990PontiacSunbirdLE2.0L4GASGap .045 | Naturally Aspirated;
1990Mercedes-Benz560SECBase5.6V8GASGap .032
1990Mercedes-Benz560SELBase5.6V8GASGap .032
1989Land RoverRange RoverCounty3.9V8GASGap .035
1989Land RoverRange RoverBase3.9V8GASGap .035
1989Land RoverRange RoverHunter3.9V8GASGap .035
1989Mercedes-Benz560SECBase5.6V8GASGap .032
1989Mercedes-Benz560SELBase5.6V8GASGap .032
1989Mercedes-Benz560SLBase5.6V8GASGap .032
1988BMW325Base2.7L6GASGap .028
1988BMW528eBase2.7L6GASGap .028
1988BMW535iBase3.5L6GASGap .028
1988BMW535isBase3.5L6GASGap .028
1988Mercedes-Benz560SECBase5.6V8GASGap .032
1988Mercedes-Benz560SELBase5.6V8GASGap .032
1988Mercedes-Benz560SLBase5.6V8GASGap .032
1987BMW325Base2.7L6GASGap .025
1987BMW325eBase2.7L6GASGap .025
1987BMW528eBase2.7L6GASGap .025
1987BMW535iBase3.5L6GASGap .025
1987BMW635CSiBase3.5L6GASGap .025
1987BMW735iBase3.5L6GASGap .025
1987BMWL6Base3.5L6GASGap .025
1987BMWL7Base3.5L6GASGap .025
1987BMW325esBase2.7L6GASGap .025
1987Mercedes-Benz560SECBase5.6V8GASGap .032
1987Mercedes-Benz560SELBase5.6V8GASGap .032
1987Mercedes-Benz560SLBase5.6V8GASGap .032
1986BMW325eBase2.7L6GASGap .025
1986BMW528eBase2.7L6GASGap .025
1986BMW535iBase3.5L6GASGap .025
1986BMW635CSiBase3.5L6GASGap .025
1986BMW735iBase3.5L6GASGap .025
1986BMWL7Base3.5L6GASGap .025
1986BMW325esBase2.7L6GASGap .025
1986BMW325Base2.7L6GASGap .025
1986Mercedes-Benz560SECBase5.6V8GASGap .032
1985BMW318iBase1.8L4GASGap .025
1985BMW325eBase2.7L6GASGap .025
1985BMW528eBase2.7L6GASGap .025
1985BMW535iBase3.5L6GASGap .025
1985BMW635CSiBase3.5L6GASGap .025
1985BMW735iBase3.5L6GASGap .025
1985Mercedes-Benz500SECBase5.0V8GASGap .032
1985Mercedes-Benz500SELBase5.0V8GASGap .032
1984BMW318iBase1.8L4GASGap .025
1984BMW325eBase2.7L6GASGap .025
1984BMW528eBase2.7L6GASGap .025
1984BMW533iBase3.2L6GASGap .025
1984BMW633CSiBase3.2L6GASGap .025
1984BMW733iBase3.2L6GASGap .025
1984Mercedes-Benz500SECBase5.0V8GASGap .032
1984Mercedes-Benz500SELBase5.0V8GASGap .032
1983BMW320iBase1.8L4GASGap .025
1983BMW528eBase2.7L6GASGap .025
1983BMW533iBase3.2L6GASGap .025
1983BMW633CSiBase3.2L6GASGap .025
1983BMW733iBase3.2L6GASGap .025
1982RenaultLeCarBase1.4L4GASCalifornia; Gap .024
1982RenaultLeCarDeluxe1.4L4GASCalifornia; Gap .024
1982BMW320iBase1.8L4GASGap .025
1982BMW528eBase2.7L6GASGap .025
1982BMW633CSiBase3.2L6GASGap .025
1982BMW733iBase3.2L6GASGap .025
1981BMW320iBase1.8L4GASGap .025
1981BMW528iBase2.8L6GASGap .025
1981BMW633CSiBase3.2L6GASGap .025
1981BMW733iBase3.2L6GASGap .025
1980BMW320iBase1.8L4GASGap .025
1980BMW528iBase2.8L6GASGap .025
1980BMW633CSiBase3.2L6GASGap .025
1980BMW733iBase3.2L6GASGap .025
1979BMW528iBase2.8L6GASGap .025
1979American MotorsAMXBase5.0V8GASGap .035
1979American MotorsConcordBase5.0V8GASGap .035
1979American MotorsConcordDL5.0V8GASGap .035
1979American MotorsConcordLimited5.0V8GASGap .035
1979American MotorsPacerDL5.0V8GASGap .035
1979American MotorsPacerLimited5.0V8GASGap .035
1979American MotorsSpiritBase5.0V8GASGap .035
1978American MotorsAMXBase5.0V8GASGap .035
1978American MotorsConcordBase5.0V8GASGap .035
1978American MotorsGremlinCustom3.8L6GASGap .035
1978American MotorsGremlinBase3.8L6GASGap .035
1978American MotorsMatadorBase5.9V8GASGap .035
1978American MotorsPacerBase5.0V8GASGap .035
1977American MotorsGremlinBase4.2L6GASGap .035
1977American MotorsGremlinCustom4.2L6GASGap .035
1977American MotorsGremlinCustom3.8L6GASGap .035
1977American MotorsGremlinBase3.8L6GASGap .035
1977American MotorsHornetBase3.8L6GASGap .035
1977American MotorsHornetBase4.2L6GASGap .035
1977American MotorsHornetSportabout4.2L6GASGap .035
1977American MotorsHornetSportabout3.8L6GASGap .035
1977American MotorsHornetSportabout5.0V8GASGap .035
1977American MotorsHornetAMX4.2L6GASGap .035
1977American MotorsHornetAMX5.0V8GASGap .035
1977American MotorsHornetBase5.0V8GASGap .035
1977American MotorsMatadorBase5.0V8GASGap .035
1977American MotorsMatadorBase5.9V8GASGap .035
1977American MotorsMatadorBase4.2L6GASGap .035
1977American MotorsPacerBase4.2L6GASGap .035
1977American MotorsPacerBase3.8L6GASGap .035
1976American MotorsGremlinCustom4.2L6GASGap .035
1976American MotorsGremlinCustom5.0V8GASGap .035
1976American MotorsGremlinBase3.8L6GASGap .035
1976American MotorsGremlinCustom3.8L6GASGap .035
1976American MotorsGremlinBase4.2L6GASGap .035
1976American MotorsHornetSportabout3.8L6GASGap .035
1976American MotorsHornetBase4.2L6GASGap .035
1976American MotorsHornetBase3.8L6GASGap .035
1976American MotorsHornetSportabout4.2L6GASGap .035
1976American MotorsHornetSportabout5.0V8GASGap .035
1976American MotorsHornetBase5.0V8GASGap .035
1976American MotorsMatadorBase5.0V8GASGap .035
1976American MotorsMatadorBase4.2L6GASGap .035
1976American MotorsMatadorBase5.9V8GASGap .035
1976American MotorsMatadorBase6.6V8GASGap .035
1976American MotorsPacerBase4.2L6GASGap .035
1976American MotorsPacerBase3.8L6GASGap .035
1975DodgeDartSport5.2V8GASGap .035
1975DodgeDartCustom5.2V8GASGap .035
1975DodgeDartSwinger5.2V8GASGap .035
1975DodgeDartBase5.2V8GASGap .035
1975DodgeDartSwinger Special5.2V8GASGap .035
1975DodgeDartSpecial Edition5.2V8GASGap .035
1975PlymouthGran FuryCustom5.2V8GASGap .035
1975PlymouthGran FurySport5.2V8GASGap .035
1975PlymouthGran FuryBase5.2V8GASGap .035
1975PlymouthRoad RunnerBase5.2V8GASGap .035
1975American MotorsGremlinBase3.8L6GASGap .035
1975American MotorsGremlinBase4.2L6GASGap .035
1975American MotorsGremlinBase5.0V8GASGap .035
1975American MotorsHornetSportabout4.2L6GASGap .035
1975American MotorsHornetSportabout3.8L6GASGap .035
1975American MotorsHornetSportabout5.0V8GASGap .035
1975American MotorsHornetBase4.2L6GASGap .035
1975American MotorsHornetBase3.8L6GASGap .035
1975American MotorsHornetBase5.0V8GASGap .035
1975American MotorsMatadorBase5.0V8GASGap .035
1975American MotorsMatadorBase4.2L6GASGap .035
1975American MotorsMatadorBase5.9V8GASGap .035
1975American MotorsMatadorBase6.6V8GASGap .035
1975American MotorsPacerBase4.2L6GASGap .035
1975American MotorsPacerBase3.8L6GASGap .035
1974Land RoverLand RoverBase2.3L4GASGap .025
1974Land RoverLand RoverBase2.3L4DIESELGap .025
1974DodgeChargerBase3.7L6GASGap .035
1974DodgeChargerSpecial Edition3.7L6GASGap .035
1974DodgeCoronetBase3.7L6GASGap .035
1974DodgeCoronetCustom3.7L6GASGap .035
1974DodgeCoronetCrestwood3.7L6GASGap .035
1974DodgeDartSwinger3.2L6GASGap .035
1974DodgeDartBase3.7L6GASGap .035
1974DodgeDartSpecial3.7L6GASGap .035
1974DodgeDartSpecial Edition3.2L6GASGap .035
1974DodgeDartBase3.2L6GASGap .035
1974DodgeDartCustom3.7L6GASGap .035
1974DodgeDartSpecial Edition3.7L6GASGap .035
1974DodgeDartSport3.7L6GASGap .035
1974DodgeDartSpecial3.2L6GASGap .035
1974DodgeDartCustom3.2L6GASGap .035
1974DodgeDartSwinger3.7L6GASGap .035
1974DodgeDartSport3.2L6GASGap .035
1974PlymouthDusterBase3.7L6GASGap .035
1974PlymouthDusterBase5.2V8GASGap .035
1974PlymouthDusterBase3.2L6GASGap .035
1974PlymouthFuryCustom Suburban5.2V8GASGap .035
1974PlymouthFuryCustom Suburban3.7L6GASGap .035
1974PlymouthFurySuburban3.7L6GASGap .035
1974PlymouthFurySuburban5.2V8GASGap .035
1974PlymouthFurySport Suburban5.2V8GASGap .035
1974PlymouthFuryPolice5.2V8GASGap .035
1974PlymouthFury IBase3.7L6GASGap .035
1974PlymouthFury IBase5.2V8GASGap .035
1974PlymouthFury IIBase3.7L6GASGap .035
1974PlymouthFury IIBase5.2V8GASGap .035
1974PlymouthFury IIIBase5.2V8GASGap .035
1974PlymouthGran FuryBase5.2V8GASGap .035
1974PlymouthRoad RunnerBase5.2V8GASGap .035
1974PlymouthSatelliteBase3.7L6GASGap .035
1974PlymouthSatelliteSebring3.7L6GASGap .035
1974PlymouthSatelliteRegent5.2V8GASGap .035
1974PlymouthSatelliteSebring5.2V8GASGap .035
1974PlymouthSatelliteSebring Plus3.7L6GASGap .035
1974PlymouthSatelliteSebring Plus5.2V8GASGap .035
1974PlymouthSatelliteCustom3.7L6GASGap .035
1974PlymouthSatelliteBase5.2V8GASGap .035
1974PlymouthSatelliteCustom5.2V8GASGap .035
1974PlymouthSatelliteRegent3.7L6GASGap .035
1974PlymouthScampBase3.2L6GASGap .035
1974PlymouthScampBase3.7L6GASGap .035
1974PlymouthScampBase5.2V8GASGap .035
1974PlymouthValiantBrougham3.7L6GASGap .035
1974PlymouthValiantBrougham3.2L6GASGap .035
1974PlymouthValiantBase3.2L6GASGap .035
1974PlymouthValiantBrougham5.2V8GASGap .035
1974PlymouthValiantBase3.7L6GASGap .035
1974PlymouthValiantBase5.2V8GASGap .035
1974CadillacCalaisBase7.7V8GASGap .035
1974CadillacDeVilleBase7.7V8GASGap .035
1974CadillacEldoradoBase8.2V8GASGap .035
1974CadillacEldoradoBase8.2V8GASGap .035
1974CadillacFleetwoodBase7.7V8GASGap .035
1974CadillacFleetwood757.7V8GASGap .035
1974CadillacFleetwood60 Special7.7V8GASGap .035
1974CadillacFleetwood60 Special Brougham7.7V8GASGap .035
1974CadillacCommercial ChassisBase7.7V8GASGap .035
1974American MotorsAmbassadorBrougham5.9V8GASGap .035
1974American MotorsAmbassadorBrougham5.0V8GASGap .035
1974American MotorsAmbassadorBrougham6.6V8GASGap .035
1974American MotorsAmbassadorBrougham5.0V8GASGap .035
1974American MotorsGremlinBase4.2L6GASGap .035
1974American MotorsGremlinBase5.0V8GASGap .035
1974American MotorsGremlinBase3.8L6GASGap .035
1974American MotorsGremlinBase5.0V8GASGap .035
1974American MotorsGremlinBase4.2L6GASGap .035
1974American MotorsHornetSportabout4.2L6GASGap .035
1974American MotorsHornetBase3.8L6GASGap .035
1974American MotorsHornetBase5.9V8GASGap .035
1974American MotorsHornetBase4.2L6GASGap .035
1974American MotorsHornetBase5.0V8GASGap .035
1974American MotorsHornetSportabout4.2L6GASGap .035
1974American MotorsHornetSportabout3.8L6GASGap .035
1974American MotorsHornetBase5.0V8GASGap .035
1974American MotorsHornetBase4.2L6GASGap .035
1974American MotorsHornetSportabout5.0V8GASGap .035
1974American MotorsHornetSportabout5.9V8GASGap .035
1974American MotorsHornetSportabout5.0V8GASGap .035
1974American MotorsMatadorBase4.2L6GASGap .035
1974American MotorsMatadorBase4.2L6GASGap .035
1974American MotorsMatadorBase3.8L6GASGap .035
1974American MotorsMatadorBrougham5.9V8GASGap .035
Product info

The ACDelco spark plug is designed to deliver reliable and consistent ignition that allows your engine to reach its peak performance in all conditions of use. With ACDelco, you’re getting improved spark plug lifespan, better combustion, optimized fuel economy, as well as fewer emissions.

The R45XLS spark plug is specifically built to meet the needs of American Motors, BMW, Buick, Cadillac, Checker, Chevrolet, Chrysler, Dodge, Griffith, International, Jeep, Jensen, Land Rover, Mercedes-Benz, Oldsmobile, Plymouth, Pontiac, Renault, Studebaker, Stutz, Sunbeam vehicles, ensuring optimal fit and performance characteristics that perfectly match your engine’s requirements.

Using quality replacement spark plugs is a good way to keep your engine running smoothly. ACDelco offers that, and much more! Over the years, they’ve become one of the leading authorities in the world of ignition systems with a strong track record of innovation. As a result, many carmakers from all around the world have chosen this brand as OEM for their engines. Give your car the ACDelco makeover it needs, and enjoy years of care-free driving!

About ACDelco

When it comes to top-notch auto parts, one brand that stands tall is ACDelco. Popular for its commitment to quality and innovation, ACDelco has been a trusted name in the automotive industry. At Newparts.com, we're proud to offer a wide selection of ACDelco auto parts, including ACDelco spark plugs, ACDelco alternators, and ACDelco air filters, and other ACDelco parts, all at discounted prices.

ACDelco spark plugs are engineered to deliver exceptional performance and reliability, ensuring optimal engine operation and fuel efficiency. Whether you're cruising down the highway or navigating city streets, you can trust ACDelco spark plugs to keep your engine firing on all cylinders.

When it comes to power generation, ACDelco alternators are second to none. Designed to withstand the challenges of daily driving, ACDelco alternators deliver consistent power output to keep your vehicle's electrical systems running smoothly. With ACDelco alternators from Newparts.com, you can count on reliable performance mile after mile.

In addition to spark plugs and alternators, we also offer a range of ACDelco air filters to help keep your engine breathing clean, fresh air. ACDelco air filters are designed to trap dirt, dust, and other contaminants, preventing them from entering your engine and causing damage. With a high-quality ACDelco air filter from Newparts.com, you can enjoy improved engine performance and extended engine life.

At Newparts.com, we understand that getting the right parts quickly is essential. That's why we offer fast shipping on all ACDelco auto parts, so you can get back on the road with confidence. Plus, with our discounted prices, you can save big on the parts you need to keep your vehicle running smoothly. In case you want to purchase parts by phone, feel free to call us at 855-505-2886 and our customer service team will help you out. 

Whether you're in need of spark plugs, alternators, air filters, or any other ACDelco auto parts, Newparts.com has you covered. Shop our selection today and experience the quality and reliability of ACDelco for yourself.

Specifications
2-20k ohms
Center Electrode Core MaterialCopper
Center Electrode Tip MaterialNickel Alloy
Ground ConfigurationSingle
Ground Electrode Core MaterialNickel Alloy
Ground Electrode Quantity1
Ground Electrode Tip DesignSingle Prong Electrode
Hex Size13/16
Insulator Height2.225
Manufacturer Heat Range5
Pre-Gap Size0.04
Reach0.75
Resistance2-20k ohms
Resistor TypeYes
Seat TypeGasket
Thread Diameter0.551
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

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