2021 Toyota 4Runner Ignition Parts
- TRQ®Ignition KitToyota 4Runner 2021, Ignition Kit by TRQ®. If you want to keep your vehicle running like new, this high-quality product will help you fix the ignition-related problems. Made from durable materials and in compliance with strict industry...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$127.66$128.95Save $1.29 (1%)
- TRQ®Ignition Coil SetToyota 4Runner 2021, Ignition Coil Set by TRQ®. If you've had any symptoms of a failing ignition coil such as starting issues or poor fuel economy, get this top-grade product to fix these problems. Built to meet the OEM specifications,...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$74.64 - $130.63$76.95 - $131.95Save up to 3%
- Original (OEM)Ignition PartsYour vehicle's engine needs a powerful spark at the right time to operate at its peak potential. Your ignition system is responsible for producing and transferring this spark. It consists of the ignition switch, ignition coil or...
- Toyota OEElectrical - Ignition System (Limited / Nightshade / SR5 / SR5 Premium / Trail / TRD Off-Road / TRD Off-Road Premium / TRD Pro / Venture)Toyota 4Runner 2021, Electrical - Ignition System by Toyota OE. There's no better way to make your Toyota look and perform the way it should than relying on genuine Toyota OE parts. Unlike many aftermarket parts, these are made with...Genuine Toyota OEM parts designed to fit perfectlyCrafted from high-grade materials to ensure superior quality$13.71 - $168.98
- TRQ®Ignition CoilToyota 4Runner 2021, Ignition Coil by TRQ®. If you want to restore the performance of your vehicle’s ignition system, go with this top-notch product. Developed to ensure the OE-grade quality at a competitive price, this ignition coil...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$73.95
- Bosch®FineWire™ Double Platinum Spark PlugToyota 4Runner 2021, FineWire™ Double Platinum Spark Plug by Bosch®. Bosch introduces the new OE Fine Wire Spark Plug family, which consists of Iridium, Double Platinum and Platinum plugs. Built around OE technology, these new lines...$7.15
- Bosch®FineWire™ Double Iridium Spark PlugToyota 4Runner 2021, FineWire™ Double Iridium Spark Plug by Bosch®. Bosch Double Iridium Spark Plugs are engineered to deliver both high performance and long life, representing advanced OE spark plug technology. The ultra-fine wire...$8.27
- TRQ®Ignition Knock SensorToyota 4Runner 2021, Ignition Knock Sensor by TRQ®. Don't wait and replace your faulty ignition knock (detonation) sensor that’s your first line of alert in the event of your engine is experiencing detonation problems. This...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$32.93$33.95Save $1.02 (3%)
- Febi®Ignition Knock SensorToyota 4Runner 2021, Ignition Knock Sensor by Febi®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$19.45
- Standard®Intermotor™ Ignition Coil ConnectorToyota 4Runner 2021, Intermotor™ Ignition Coil Connector by Standard®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$9.16
- E3®Premium Lawn and Garden Nickel Spark Plug (Passenger Vehicles w/Ice)Premium Lawn and Garden Nickel Spark Plug by E3®. For a more efficient and complete burn, go with the super sturdy plugs by E3. The advanced DiamondFire plug features a diamond-shaped electrode that ensures rapid and complete...$6.49
- E3®Racing Spark Plug (Passenger Vehicles w/Ice)Racing Spark Plug by E3®. For a more efficient and complete burn, go with the super sturdy plugs by E3. The advanced DiamondFire plug features a diamond-shaped electrode that ensures rapid and complete combustion, enabling power output...$6.49
- PerTronix®Black Ceramic Spark Plug Boot (Passenger Vehicles w/Ice)Black Ceramic Spark Plug Boot by PerTronix®. Designed utilizing the latest technology, this product by PerTronix features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is...$15.95 - $113.95
- MotoRad®Ignition CoilToyota 4Runner 2021, Ignition Coil by MotoRad®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and function...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$60.66
- MotoRad®Ignition Knock SensorToyota 4Runner 2021, Ignition Knock Sensor by MotoRad®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit and...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$165.29
- SMP®Ignition Coil ConnectorToyota 4Runner 2021, Ignition Coil Connector by SMP®. Standard® is the premier professional engine management brand in the automotive aftermarket today. Standard leads the way in advanced automotive technology with more than 40,000...Coil-on-Plug bootFor vehicles with direct ignition$12.25
- TRQ®Ignition Coil SetToyota 4Runner 2021, Ignition Coil Set by TRQ®. If you've had any symptoms of a failing ignition coil such as starting issues or poor fuel economy, get this top-grade product to fix these problems. Built to meet the OEM specifications,...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$350.95
- Aceon®OE Series™ Ignition Coil SetToyota 4Runner 2021, OE Series™ Ignition Coil Set by Aceon®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$161.16
- Brisk®A-Line Yttrium Alloy Electrode Spark Plug (Passenger Vehicles w/Ice)A-Line Yttrium Alloy Electrode Spark Plug by Brisk®. The center electrode is from special nickel-yttrium alloy with high heat conductivity what enables to optimize thermal balance of active parts of spark plug. Perfectly covers...$6.30
- Brisk®Double Platinum Spark Plug (Passenger Vehicles w/Ice)Double Platinum Spark Plug by Brisk®. Spark plugs BRISK Platin are manufactured with platinum contacts on electrodes. In the marking system of spark plugs BRISK the spark plug with platinum contact on centre electrode is marked with "P"...$12.60
- Brisk®Extra Extra Turbo Racing Spark Plug with Resistor (Passenger Vehicles w/Ice)Extra Extra Turbo Racing Spark Plug by Brisk®. With Resistor. The center electrode is from special nickel-yttrium alloy with high heat conductivity what enables to optimize thermal balance of active parts of spark plug. Perfectly covers...$12.60
- Brisk®Extra Yttrium Spark Plug with Resistor (Passenger Vehicles w/Ice)Extra Yttrium Spark Plug by Brisk®. With Resistor. The center electrode is from special nickel-yttrium alloy with high heat conductivity what enables to optimize thermal balance of active parts of spark plug. Perfectly covers engine’s...$7.20
- Brisk®Iridium Spark Plug with Resistor (Passenger Vehicles w/Ice)Iridium Spark Plug by Brisk®. With Resistor. Unlock the performance of your engine and improve the operation of your ignition system with this quality product. Precision engineered in compliance with rigorous industry standards, it will...$13.50
- Brisk®Iridium Yttrium Performance Spark Plug (Passenger Vehicles w/Ice)Iridium Yttrium Performance Spark Plug by Brisk®. The center electrode is from special nickel-yttrium alloy with high heat conductivity what enables to optimize thermal balance of active parts of spark plug. Perfectly covers engine’s...$9.91 - $16.20
- Brisk®Premium LGS Spark Plug (Passenger Vehicles w/Ice)Premium LGS Spark Plug by Brisk®. Unlock the performance of your engine and improve the operation of your ignition system with this quality product. Precision engineered in compliance with rigorous industry standards, it will meet or...$12.60
- Brisk®Premium Racing Nickel Multi-Spark Plug (Passenger Vehicles w/Ice)Premium Racing Nickel Multi-Spark Plug by Brisk®. Unlock the performance of your engine and improve the operation of your ignition system with this quality product. Precision engineered in compliance with rigorous industry standards, it...$12.60 - $16.20
- Brisk®Silver Center Electrode Spark Plug (Passenger Vehicles w/Ice)Silver Center Electrode Spark Plug by Brisk®. Unlock the performance of your engine and improve the operation of your ignition system with this quality product. Precision engineered in compliance with rigorous industry standards, it...$9.91 - $30.60
- Brisk®Super Copper Alloy Electrode Spark Plug (Passenger Vehicles w/Ice)Super Copper Alloy Electrode Spark Plug by Brisk®. The center electrode is from nickel alloy filled with copper core with high heat conductivity what enables to optimize thermal balance of active parts of spark plug. Perfectly covers...$3.60
- PCE®Racing Copper Core Gasket Seal Triple Electrode Spark Plugs (Passenger Vehicles w/Ice)Racing Copper Core Gasket Seal Triple Electrode Spark Plugs by PCE®. Designed utilizing the latest technology, this product by Procomp Electronics features premium quality and will perform better than advertised. Perfect for your...$19.40 - $33.80
- Aceon®High Performance Ignition Coil-on PlugsToyota 4Runner 2021, High Performance Ignition Coil-on Plugs by Aceon®. Unlock the performance of your engine and improve the operation of your ignition system with this quality product. Precision engineered in compliance with rigorous...Manufactured to boost your engine’s performanceEngineered utilizing the finest materials and equipment$119.46