Spline drive is a better system if you have your crank out when upgrading which usually happens at the same time
This performance intercooler showed an increase of up to 16 HP (12 kW) and 15 lb-ft (20 N-m) of torque compared to OE during back to back dyno comparisons in a wind tunnel which generates air velocity that matches vehicle speed
5 Inlet/Outlet Connections
- Threaded Bung size and thread pitch: 1 5/16" x 12G
this part is made to fit perfectly in place of your factory downpipe
CSF High-Performance Radiator 90-93 Mercedes 500SL / 94-02 Mercedes SL500 puller Spline drive is a betterCSF, The Cooling Experts, have been serving the US aftermarket for almost 4 decades. With over 30 million units sold, CSF is your exclusive source for Radiators, Condensers, Intercoolers, Inverter Coolers, Racing Radiators and Pressure Caps. 2 Row 42mm Core (Dual Core) Featuring CSF's Exclusive B Tube Technology Core Features an Ultra Efficient Fin with 6. 5mm Fin Height and Multi Louvered Design for Maximum Surface Area Contact CNC Machined "Quick