Interchange Part Number: 13778 0392022002 LF8050 63767 20010. Other Part Numbers: LF1005 80275PRO 63492 FLU-FHP35-COB- LF1199 AFCO 80275NDP 80274N LF1225. This professional kit includes Billet left and right cylinder accessories, and the passenger side accessories have two outlets, so it can be operated with or without a factory heater core. The kit is connected to the cylinder coolant flow path, eliminating hot spots and terrible ticking noise caused by overheating and wear of the valve guide. Fitment: 1996-2004 Fit for 4.6 Cobra DOHC Fit for 96-04 DOHC 4.6/5.4 (ALL Heads) - (rear of heads) Colour:Silver Material:Aluminum Alloy Package Contents: 1 x Cooling Mod Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.