4PK Denso W20S-U Alternative Spark Plug For Chevy C10 Pickup GMC Jeep L4 V8

Denso W20S-U Alternative Spark Plug for Chevy C10 Pickup, GMC, and Jeep L4 V8 Applications

This spark plug is an aftermarket alternative to the Denso W20S-U, offered in a 4-pack. It is intended for ignition systems in engines where the referenced plug type and thread, reach, and heat range are appropriate. It serves the normal function of a spark plug by igniting the air-fuel mixture in gasoline engines.

Product Details

• Reference Number: W20S-U
• Brand Association: Denso W20S-U (alternative reference)
• Quantity: 4 pack
• Product Type: Spark plug

Fitment & Compatibility

• For Chevy C10 Pickup
• For GMC
• For Jeep
• Engine types: L4 and V8

Frequently Asked Questions

Q: Is this a genuine Denso spark plug? A: No. This is an aftermarket spark plug that references the Denso W20S-U as an alternative identifier, and it is not manufactured by Denso.

Q: How do I confirm this plug fits my engine? A: Compare the required spark plug thread size, reach, heat range, and terminal type for your specific engine against the W20S-U reference, and verify the complete vehicle model and engine before purchase.

This is an aftermarket replacement part. Confirm fitment before purchase.