IAG 950 CNC Ported Drag Cylinder Heads Package (1150BHP) - Subaru WRX 2002-2014 / STi 2004-2021 / LGT 2005-2009 / FXT 2004-2013 Include GSC Camshafts & Lifters?:Yes Include GSC S2 Cams & Kelford DLC Coated Lifters no modification with factory 1157

no modification with factory 1157 bulb size

it provides accurate temperature readings and intuitive insights into heat distribution

Direct replacement for factory OEM HID bulbs

Michelin Defender LTX Platinum LT285/65R20 127/124S

IAG 950 CNC Ported Drag Cylinder Heads Package (1150BHP) - Subaru WRX 2002-2014 / STi 2004-2021 / LGT 2005-2009 / FXT 2004-2013 Include GSC Camshafts & Lifters?:Yes Include GSC S2 Cams & Kelford DLC Coated Lifters no modification with factory 1157IAG 1150 CNC PORTED DRAG CYLINDER HEADS PACKAGE FOR 02 14 WRX, 04 21 STI, 05 09 LGT, 04 13 FXT MAXIMUM POWER FOR DRAG RACING The IAG 1150 CNC Ported Drag Cylinder Heads are designed for drag racing and competition. These fully CNC ported heads provide a significant upgrade in long term performance over the IAG 950 heads. These heads work great for cars where getting the most power with maximum reliability is the goal. The IAG 1150 heads are the best