Overview Reviews Product Description Borla Exhaust Adaptor 4" pipe & 3" flat flange - 00003 Product Videos Custom Field Product Reviews Write a Review Write a Review × Borla Borla Exhaust Adaptor 4" pipe & 3" flat flange - 00003 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *