414 Dyno results: Missed combo?

This was also the first time I saw a K&N Xtreme assembly actually not hurt power--too bad they don't filter at all. It flowed really well on the flowbench as you would expect. The R2C filter flowed less @ 3" tall but a 3.5" tall filter matched the K&N and it will actually trap dirt and keep your cylinders clean. J.Rob

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