DOES IT STACK UP? SPEED IR LSX

Boosted LSX 427-What could be better? LS7 Intake test-Stock LS7 vs MSD Atomic vs Speedmaster Stack Injection.  Check out the power gains! Need More? How about a Procharger F1A-94 supercharger at over 1,100 HP? Nothing gets an LS motor going like a little boost!

• #autos_vehicles
• #procharger
• #lsx
• #boost
• #intake_test
• #msd_atomic
• #speedmaster
• #downdraft
• #stack
• #injection
• #stroker