Service Work 

We perform the recommended factory maintenance and repairs on Harley Davidson Motorcycles

 Thunder Valley Cycles

425-413-6031

Tue- Fri 10am-5pm & Sat 10am-3pm

Custom Projects

 Thunder Valley Cycle's

custom fabrication and design modifies each bike to your desire.     

Performance

 Engine upgrades:

      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.    

Dyno Tuning

If you're into performance you

should see what Dyno tuning

can do for your bike!