ARC Lighting Xtreme Series LED Light Bulb - H13 - White - (Pair) Boost Controller or three-hole gussets are 1-7/8"

or three-hole gussets are 1-7/8" tall x 1/8" thick

and IndyCar aero kits are available as add-ons

Short Round Pipe

2017-2019 Ford F-350 Super Duty Lariat Crew Cab Pickup

ARC Lighting Xtreme Series LED Light Bulb - H13 - White - (Pair) Boost Controller or three-hole gussets are 1-7/8"Precision optics designed for long range visibility with zero glare Patented VacPipe cooling integrated heat sink allows for plug & play installation as easy as replacing a stock bulb SmartDrive technology with built in Advanced Temperature Regulation provides dependable operation at full intensity Temperature Regulation provides dependable operation at full intensity Bulb collar rotates 360degree for optimal beam pattern Durable and shock resistant