Your VR4 heavily modded?
Have not use NGK7 before but have tried Denso Iridium IK22 which is about NGK7 heat range. To me not much difference since my VR4 is standard stock engine. Currently using back NGK6 heat range only....
Hi guys..trust you guys very familiar with performance of tyre...I am driving VW beetle..planning to change my tyre before make my trip to Kelantan my hometown...I prefered tyre that give us good comfort level when...