{"product_id":"997-catalytic-bypass-u-design","title":"997 Catalytic Bypass (U-Design)","description":"Catalytic Bypass pipe U-Torque design, manufactured by M\u0026amp;M in Germany._x000B_ _x000B_The \"U-Torque\" design compensates for the backpressure loss while running without cats. The design minimizes the loss of low end torque and adds 10-15 ft-lbs of torque in the mid and top range of the rpms. _x000B__x000B_Why settle for the traditional cross over cat design when you can add torque in the mid-range and minimize the loss of torque down low where the 997's need it most!!_x000B__x000B_ECU software is necessary !_x000B__x000B_Fits: Carrera 4S, 3.8L, 261kW (05-08), Carrera 4, 3.6L, 239kW (05-08), Carrera S, Carrera\u003cdiv style=\"display:none;\"\u003e21011124\u003c\/div\u003e","brand":"Automobile Atlanta","offers":[{"title":"Default Title","offer_id":46769537745033,"sku":"R21011124","price":687.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0664\/8925\/4025\/files\/R21011124.jpg?v=1779189867","url":"https:\/\/www.autoatlanta.com\/products\/997-catalytic-bypass-u-design","provider":"Automobile Atlanta","version":"1.0","type":"link"}