Proflow Spark Plug Boot Heat Shields, 640 C, Black, 1 in. i.d, 8 in Length, Set TBi Filter extensions are included for

Filter extensions are included for those applications that require the filter to be moved closer to the bottom of the pan

Part Number : rwf-904-10bk

such as electric or hybrid vehicles

-8ORB Ports

Proflow Spark Plug Boot Heat Shields, 640 C, Black, 1 in. i.d, 8 in Length, Set TBi Filter extensions are included forPart Number : PFEHS 630108 Proflow's spark plug boot protectors are made from a high temperature resistant lava rock braided fibre and are resistant up to 600C. It's double wall construction adds durability and helps to prevent misfire caused by plug wire burnout, which can cause critical engine damage and performance loss.