The die-cast aluminum heat-sinks inside the housings provide more than an adequate amount of cooling for the OEM grade Osram LED chips that produce the light
but if you don't keep it clean it can actually take away from your performance instead of enhancing it
NOTE: This part does not fit the 2009-2013 ZR1 Corvette
Through value added engineering design
Corvette High Performance Coil 80kv (1) - Granatelli Motorsports : 2005-2013 LS2,LS3,LS7,LS9 & Stingray LT1 'Camaro' The die-cast aluminum heat-sinks insideIncrease performance and fuel economy with our new Granatelli Motorsports 80kv coil packs! Details: Fits 2005 2014 GM Cars Works with LS2, LS3, LS7, LS9, LSA, L92, L99, L76 and 2014 LT1 Stingray. Direct OEM replacement with a simple plug and play, won't void your factory warranty Improves fuel economy, throttle response, and idle characteristics. Increased engine efficiency with improved engine combustion Gains of up to 12hp have been seen with these