Cobb Tuning Mazda Knob - White Knob w/ Race Red - 271350-W-RD 10 Micron Longer spring for wider range

Longer spring for wider range of adjustment (40-130 PSI)

0 Turbo FA20F (Aftermarket Turbo utilizing barbed aftermarket inlet)

Smooth End Tank Internal Contours - Designed for maximum flow

SB014 pressure plate features an exclusive diaphragm design to increase clamp load

Supersedes P/N 11141

Cobb Tuning Mazda Knob - White Knob w/ Race Red - 271350-W-RD 10 Micron Longer spring for wider rangeEMISSIONS This part is not an emissions related part and therefore can be used on Emission Controlled Vehicles. DESCRIPTION The COBB Knob is designed to keep those extended shifting sessions exhilarating. The billet aluminum base is anodized in your choice of red or black to help set the mood and is internally threaded to provide a tight fit onto the shifter shaft that won't come loose in the most frenzied of gear changes. The satin black delrin knob