Raceworks Aluminium Wiggins Style HD Clamshell Intercooler Pipe Clamp – BlackDescription Raceworks Aluminium Wiggins Style HD Clamshell Intercooler Pipe Clamp Black. Engineered from 6061 T6 lightweight aluminium, this Raceworks clamp features dual weld on ferrules with double o ring grooves for superior sealing and movement flexibility. Ideal for intercooler piping, air intake systems, and various performance applications. Backed by a 2 year warranty. Part Numbers: IPC 200ABK through IPC 500ABK