NEWLY DESIGNED 4.7 BIG BOY BLOWER FOR THE GT500 TO SWAP ONTO YOUR 5.4 2V LIGHTNING. USES MY GT500 LOWER AND ONE PIECE 4.7 ADAPTER. THIS IS SETUP WILL MAKE IT BREATHE LIKE IT SHOULD. THE BOOST BYPASS WILL NEED TO BE REMOTE MOUNTED. 
 
FITS ALL YEARS 99-04 
ONE PIECE ADAPTER DESIGN
COMES WITH BOTH PLATES, GT500 MIDPLATE AND 4.7 ADAPTER
MADE TO ORDER 6-8 WEEKS