Shop › Paradigm Performance LC500 Stainless Steel Axle-back (Muffler section only) + Carbon Fiber Diffuser Paradigm Performance LC500 Stainless Steel Axle-back (Muffler section only) + Carbon Fiber Diffuser $3,793.06 Paradigm Stainless Steel muffler ($1651.06) + carbon fiber diffuser kit ($2,142.00) Add To Cart Added! Paradigm Stainless Steel muffler ($1651.06) + carbon fiber diffuser kit ($2,142.00)