OBX Racing Performance Votex Throttle Body Spacer 05-13 NISSAN FRONTIER PATHFINDER XTERRA V6 4.0L CNC machined from super lightweight T-6061 T-6 aircraft grade billet aluminum Mega spiral flow design for fuel efficiency, save gas, gain power Faster fuel induction for more horsepower Dyno-tested and proven on race track Backed By Lifetime Warranty Against Defects