Since 2005 Honda Challenge NASA Championship Adam Spingler is a part of Curpier Motorsport team. Originally the master woodworker, Adam is furious racer and mechanic. He shows off in H3 class at the Honda Challenge series and has been a participant since 2005.

The H3 class allows various car modifications and Curpier Motorsport tem uses them wisely. Adam Spingler's 1995 Honda Prelude Si is not an exception. First of all the engine was fit to H3 Spec. The Hytech Header was installed. Exhaust system was replaced with the custom one. The rest of engine modifications include AEM Intake, B&M FPR, Kazz LSD, Circuit Works Final Drive, Hondata Management System and Curpier Motorsport Port & Polish.

Suspension was adjusted with Koni 3011 coilovers, Eibach springs and SPC camber adjusters. Naturally that brakes was enhanced too. Stock calipers, custom brake lines, Carbotech pads, Motul brake fluid, Goodridge SS lines and adjustable proportioning valve was included into vehicle's configuration. Speedmaster wheels and Kuhmo V710 Tires transmit all power and torque onto the racing track.

The interior modifications includes weld in roll-cage designed by Curpier Motorsport, Momo Top NASCAR Carbon/Kevlar seat, custom Momo seat rail, Sabelt 6 point harness, Momo steering wheel and hub, Sparco hub extension, M&R custom window net, Mychron display with lap timing, water temperature, oil temperature and pressure logging, Halon fire extinguisher.

Exterior was just modified with Beeson design graphics, hood pins and the custom sunroof cover.