Hop-up Parts for HPI 1st & 2nd Generation RS4

Aluminum alloy billet machined hop-up parts, set-up station, and tools for HPI RS4 to improve vehicle performance and durability

Realistic 1/10 Size Carbon Fiber Rear Wing 185mm Width

Low Stock | C25103ORANGE


1up Racing Pro Pack - Includes Gold, Clear, Blue, Red

In Stock | 1UP-120501