these high flowing RENNKRAFT® Sport Catalytic Converters give unrestricted flow with NO CEL (Check Engine Light)
Replace the heavy and restricted factory MP4-12C exhaust with our lightweight
Our engineers set out to unleash the full unmuffled roar of the 5
Paired with a Maxflo Exhaust at 6600 RPM there we saw an increase of 13 whp and 10 ft/lbs of tq and these gains are carried throughout the rev range for great under the curve power
With their high-quality materials and expert construction
Bell 10 Hole 45/90 Top Air Kit (V05) - Clear safety these high flowing RENNKRAFT® SportImprove air flow and stay cool in your HP77, HP7, HP5, RS7C LTWT, RS7, or GT5 helmet with the Bell 10 Hole 45 90 Top Air Kit (V05). Its top mount design, V05 nozzle, and 45 90 degree angle ensure maximum ventilation and comfort. Upgrade your performance with this must have accessory.