Big Bore Kits, Head Porting, cams, tuners, air filters, exhaust . If you want it to run it's best talk to Aaron about performance packages.
Thunder Valley Cycle's
custom fabrication and design modifies each bike to your desire.
Thunder Valley Cycles
Tue-Fri 10am-5pm & Sat 10am-3pm
If you're into performance you
should see what Dyno tuning
can do for your bike!
We perform the recommended factory maintenance and repairs on Harley Davidson Motorcycles