How much does it cost to install true duals?
Custom bent pipe, headers, cats, and mufflers should run you about $1100-$1300 with labor.
Is true dual illegal?
*. On a 2003 true dual exhaust is perfectly legal. What makes it illegal is if your exhaust Y pipe is before the cats, but yours is after.
How much HP does new exhaust add?
The Most You Can Gain is 2-5% If you want to know how much power you can expect to gain from adding an exhaust system to your car, assume that your engine will get 2-5% more powerful. More specifically, large engines like a big 6.0L V8 typically see about a 2%-3% horsepower increase.
How does the dually conversion kit 499 work?
Our Kit 499 gives you everything you need to transform your vehicle into a dually. The adapters are designed to mount directly to your existing axle studs and require no modifications to your vehicle. Our adapters are machined specifically to each vehicle’s hub diameter for a perfect hub locating fit every time.
Do you need to remap a dual conversion kit?
Factory heat shields are reused. Works with stock or any OEM replacement muffler. 02 port with plug is provided on all kits. Remapping is not required. However, when combined with other performance parts, dyno tuning will give the best overall performance.
What kind of converter do I need for dual exhaust?
The dual exhaust conversion mid-pipe uses your factory catalytic converters and allows you to bolt up any GT style exhaust. Aside from the GT mid-pipe, you’ll also need the additional muffler, and the second set of hangers (2) for the added piping assuming, of course, you don’t decide to go with a GT cat-back.
What kind of adapters do I need for dually?
The adapters are designed to mount directly to your existing axle studs and require no modifications to your vehicle. Our adapters are machined specifically to each vehicle’s hub diameter for a perfect hub locating fit every time. Adapters very in size depending on the vehicle application.