These are our go to plugs for the S54 platform.
We offer 5 variants of plugs that we have tested hundreds of times over. These plugs alone will offer better idle, better fuel economy, and offer higher performance than any other plug on the market for their prescribed power level.
1. Our base plug is a stock replacement NGK Race plug. This offers the highest performing option for the s54
2. This is our low to medium boost plug race spec plug. Good for up to 600BHP and 15psi
3. This is our high boost plug good for 600-800BHP and up to 20psi
4. This is our highest standard offering plug, only to be used in builds consistently pushing 20+ Psi and 850BHP++
All plugs are sold as a set of 6 and pre-gapped to our tested ranges.