NGK BPR9ES Spark Plug Set (4)

Product Description

The NGK BPR9ES are 2 heat ranges cooler then the stock Evolution spark plugs. These cooler plugs have additional detonation resistance, and are more prone to fouling as compared with the stock OEM spark plugs. Price includes (4) spark plugs.

TECH TIP: We suggest you change your plugs every 3-6 months to ensure a correct spark under high boost. These plugs are copper so they need to be change more frequently. We recommend purchasing a spark plug gapper tool to properly gap your spark plugs. Please note these plugs come ungapped.

Part # 7788