This is a set of eight NGK TR-6 V-Power Spark Plugs that areone heat range colder for supercharged, turbocharged, or nitrousapplications on 96-04Modular V-8’s. They are professionally gappedto .034 and ready to install (we recommend that gap be verified prior toinstallation). This is the same plugthat JSR uses on their 650hp Mustang Cobra running 18.5 psi with a NOVI 2000supercharger with no spark blow out.
Don’t be fooled by crazy split fire type plugs that cancause detonation! There is no betterspark plug for supercharged/turbocharged 96-04 mustangs.
This set of eight plugs will be shipped in a small (1-3 day) flat rate priority box.
At John Smith Racing we are dedicated to ensuring you are satisfied with your purchase, please let us know if you are not 100% satisfied for any reason. Feel free to contact us for product questions or customer service, our normal business hours are 9am – 6pm M-F and 9am – 1:30pm Sat PST.Local pick up is also available at our retail showroom and installation facility located in Oceanside, CA.
Thanks for looking, and make sure to check outour storefor additional Mustang performance parts! Most items are shipped same or next business day with tracking. Free shipping is for USPS and UPS ground.Alaska, Hawaii, Guam, and Puerto Rico shipments do not qualify for free UPS ground shipping, please wait for invoice or contact us for a shipping quote.
Not liable for improper installation.