Here is my 2015 build on a 2005 TRX 450R.
Motor
Rage Decked head (.060") Loretta's Piston 15:1 compression
Full Dasa Exhaust
42mm FCR Carb
Hot cams Stage 3
Robl Engineering Airbox/intake setup
Chassis
Roberts +2.25" A-arms
Dominator 2 +4 Axle
Motowoz suspension
06 Swing Arm, Texiera Link
Rath Nerfs,, bumper, grab bar
JB +2 +1 Stem
CCP Stabilizer
Motor
Rage Decked head (.060") Loretta's Piston 15:1 compression
Full Dasa Exhaust
42mm FCR Carb
Hot cams Stage 3
Robl Engineering Airbox/intake setup
Chassis
Roberts +2.25" A-arms
Dominator 2 +4 Axle
Motowoz suspension
06 Swing Arm, Texiera Link
Rath Nerfs,, bumper, grab bar
JB +2 +1 Stem
CCP Stabilizer