Fuel Injection Enhancer kits

• Optimize your bike's overall driveability
• Direct plug-in installation
• Control the fuel mixture in three tuning zones
• Dial-in a tune-up to match modifications

The MSD FI Enhancer is a quick and easy way to modify your factory fuel curve. With four selectable fuel curves available, there is one to meet your ride's modifications.

’01-’05 Harley Davidson® Softtail Dyna (PN 4176)

’02-’05 Harley Davidson® Twin Cam (PN 4177)

’02-’05 Honda® VTX 1800 (PN 4178)

’06 Yamaha® Raptor 700i (PN 4171)

’06 Suzuki® LT-R 450 (PN 4172)