Rigid Collar - Toyota Supra JZA80 A80 gvb the radiator's job is to

the radiator's job is to reduce the coolant's temperature before it is recirculates back into the engine via the lower hose

Last year in testing at the Time Attack

Spoon clutch plate set for civic & integra

Spoon carbon fiber lip spoilers

B-/F-/K-/L-series engines and others (not applicable to C30/32 engines)

Rigid Collar - Toyota Supra JZA80 A80 gvb the radiator's job is toInserts into the subframe mounting holes to fill the 2mm gap around the bolts to provide a tighter fit. Prevents subframe from moving and rattling under load. Reduces wobble of the steering wheels with uneven pavement. Sharpens suspension feel and increases chassis rigidity.