Overview Reviews Product Description Metra R5A4 Raptor Pro Series 1500W 4 AWG Amplifier Kit with RCA Cable Metra R5A4 Product Videos Custom Field Product Reviews Write a Review Write a Review × Metra Metra R5A4 Raptor Pro Series 1500W 4 AWG Amplifier Kit with RCA Cable Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *