Ferrea Nissan RB25DET 34.12mm 5.97mm 86.7mm 15 Deg S-Flo Stk Comp Plus Intake Valve - Set of 12 - F2151P

Ferrea VW 1.8T 20V 26.9mm 5.97mm 105.1mm 24 Deg S-Flo Stk Grve Comp Plus Intake Valve - Set of 12

Ferrea BMW M50 32.95mm 5.97mm 106.1mm 12 Deg S-Flo Stk Trpl Grv Comp Plus Int Valve - Set of 12

Ferrea Subaru EJ20 36mm 5.97mm 104.6mm 19 Deg S-Flo Stk Competition Plus Intake Valve - Set of 8

Ferrea Toyota 2JZGE/2JZGTE 33.6mm 5.98mm 98.55mm 20 Deg S-Flo Stk Comp Plus Intake Valve - Set of 12

Ferrea Nissan VG30DETT 35mm 6mm 103.13mm 25 Deg S-Flo +1mm Comp Plus Intake Valve - Set of 12