Southways: 108mm Throttle Body [LS2 LS3 LS6 LS7 LS9 LSA LSX] LS3 Motor:Yes WEAPON-X Engine Cover Features:

WEAPON-X Engine Cover Features:

Carbon Flash Metallic WA-501Q All the OEM body parts are this color black

+18 HP / +22 lbs

It is a direct fit replacement with no modification

Our testing showed a 26 HP gain with no tune or other modifications

Southways: 108mm Throttle Body [LS2 LS3 LS6 LS7 LS9 LSA LSX] LS3 Motor:Yes WEAPON-X Engine Cover Features:Southways has built the first functioning LS3 style 108mm throttle body. It uses all the factory LS3 electronics and motor and the blade rotates the correct way. The 108mm bore allows for an incredible cfm of air flow. Great for big N A engines as well as supercharged engines. These throttle bodies use the factory motor, electronics and mechanical hardware and therefore requires a stock LS3 core for motor stepper parts. Options include just the TB as