NGK Laser Iridium Spark Plug 14 mm Thread 17.5 mm Reach Tapered Seat - Stock Number 1465 28110BK Tight Tubes have the flattest

Tight Tubes have the flattest collector on the market

Dual rubber/poly mount compatibility- allows use of 4th-gen F-body factory rubber mounts

so you won't be throwing codes

500 RPM over competitor tunnel ram intake manifolds

Hydraulic Roller Tappet

NGK Laser Iridium Spark Plug 14 mm Thread 17.5 mm Reach Tapered Seat - Stock Number 1465 28110BK Tight Tubes have the flattestProduct Description: Spark Plug NGK Laser Iridium 14 mm Thread 17. 5 mm Reach Tapered Seat Stock Number 1465 Resistor Sold Individually With over 80 years of automotive expertise, we are driven by extreme dedication to performance and quality. From OEM to aftermarket, our people push the boundaries of innovation to bring the latest technologies to market under the NGK and NTK brands. Since 1936, NGK Spark Plugs has been the world leader in technology,