a lot of parts are interchangeable. Body parts between 03-04/05-06 are different : hood, bumper, headlights, and front fenders.
Suspension, engine, Frame, etc - the rest is almost all going to be swappable.
What are you working with?

Stillen Airbox || JWT Popcharger || Z-Tube || DCE TB Spacer || GroundingGear || MD 1/2" Copper Iso-thermal || Headers || Kinetix HFC || Motordyne XYZ + VQ Exhaust || Tokico HP/ Tein H-techs|| SPC Rear Camber Kit || Stillen Sway Bars || SPL Endlinks || Circuit Sport Tie Brace || NRG Strut Bar || Stillen Rear Bumper Lip || M3 Lip Spoiler || Stillen Torque Damper || JDM Clear Corners || Catch Can || 2* Timing Advance || E-fan Conversion || UR Light Crank Pulley || Billet Grille || OC Cliffhanger Rotors || ATE SuperBlue Brake Fluid || StopTech SS Brake Lines || 19" Stern ST-1 || Greddy Emanage
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