DBA 05-12 Corvette C6 w/Z51 pkg Front Drilled & Slotted 4000 Series Rotor - DBA42990XS fits_2008-2012`Jaguar`XF Keeping the flow rate consistent

Keeping the flow rate consistent not only adds performance but also helps keep the tone of the exhaust where we designed it to be throughout the rev range

Unmatched Versatility: Dual pneumatic valves deliver instant transitions from stealth to sport

MACH Force XP

The inlet thread is a -10 AN female ORB (O-ring port fitting) and the discharge is a female -6 AN ORB (O-ring port fitting)

DBA 05-12 Corvette C6 w/Z51 pkg Front Drilled & Slotted 4000 Series Rotor - DBA42990XS fits_2008-2012`Jaguar`XF Keeping the flow rate consistentDBA's 4000 Series XS rotors feature our best technology & materials for maximum performance. High carbon & heat treated iron, patented Kangaroo Paw ventilation and a unique drill & slot pattern makes the perfect direct replacement rotor. Downloads & Resources Installation Instructions (PDF)