Overview Reviews Product Description 534-204 Holley EFI Fuel Rail Kit Fuel Rail Kit, LS1 for Dual-Quad and cathedral port Hi-Ram Product Videos Custom Field Product Reviews Write a Review Write a Review × 534-204 Holley EFI Fuel Rail Kit Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *