Granatelli Motorsports LS Ignition Wires and Coils

- Fits 2005 - 2013 GM Cars

- Works with LS2, LS3, LS7, LS9, LSA, L92, L99, and L76's

- 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 coils over stock. Average gain with no other changes is 6 to 8hp on an otherwise stock vehicle. Gains of up to 18hp have been experienced on heavily modified forced induction applications.