Kelford R-199-D Camshaft Set Suit SUBARU EJ25 WRX STI USDM (2004-Current) 282° & 278°/278° AMS If you try to raise

If you try to raise the boost on the weak OEM boost solenoid it will start to become unpredictable and unable to maintain proper and safe boost levels

Hardware and spacers

Stage 1 high performance cams for a fast street car with a stock engine

Fullriver spill-proof AGM HC serries batteries gives you all the benefits of AGM battery but provide more cranking power than regular starting batteries combined with deep cycle capability

Kelford R-199-D Camshaft Set Suit SUBARU EJ25 WRX STI USDM (2004-Current) 282° & 278°/278° AMS If you try to raiseRECOMMENDED PRODUCTS FOR USE WITH R 199 D CAMSHAFT The High Performance product s listed below match your new camshaft and should be purchased to ensure reliability and optimum engine performance.