aFe MACHForce XP Exhaust 3in-3.5in SS Single Side Ext CB w/ Polish Tip 99-04 Ford F-250 V8 5.4L/6.8L 2005-nissan-350z-esi4479617 "text": "Speed Engineering's 1-7/8\" longtube

"text": "Speed Engineering's 1-7/8\" longtube headers are dyno proven to add over 25 rear-wheel horsepower on 1998–2002 Camaro and Firebird LS1 applications compared to stock exhaust manifolds

you achieve up to +-1

Plymouth: GTX 68 - 71 6

For Small block engines only

aFe MACHForce XP Exhaust 3in-3.5in SS Single Side Ext CB w/ Polish Tip 99-04 Ford F-250 V8 5.4L/6.8L 2005-nissan-350z-esi4479617 "text": "Speed Engineering's 1-7/8\" longtubeAdvanced Flow Engineering, Inc. (aFe) produces high flow, high performance air filters & intake systems for the automotive industry. Founded in April, 1999, aFe was created to address an obvious need in the automotive aftermarket industry: a lack of choice for a high performance aftermarket air filter. We are a team of engineers, machinists, production and sales people who believe in the product we design. We each have years of experience in our