The Part: '04-'05 Dodge Durango Hemi exhaust system.
What It Costs: $813.19.
Exhausting Detail: Uses patented Reflective Sound Cancellation for big sound at acceleration but quiet note at cruising speeds. Has a straight-through, non-restrictive design and is constructed of 3-inch T-304 stainless steel.
Who's Got It: CORSA Performance, 800/486-0999, www.corsaperformance.com.
The Part: Split-rear exhaust for '98-'03 Ford F-150 and '04 F-150 Heritage (compatible with the 4.6L and 5.4L engines).
What It Costs: MSRP is $750.
Exhausting Detail: This system is made of T-304 stainless steel and has unique tips. There are additional lengths to fit all wheelbases included in the kit.
Who's Got It: Ford Racing Performance Parts, 586/468-1356, www.fordracingparts.com.
The Part: Complete exhaust systems for Power Stroke, Cummins, and Duramax diesels.
What It Costs: $395 to $1,295.
Exhausting Detail: 4-inch mandrel-bent Grade T-409 stainless tubing from the turbo back, with a polished Grade T-304 stainless muffler. There's more than 1-inch clearance down the back of the firewall, and the 5-inch, slash-cut, radius-rolled 24-inch-long T-304 stainless tips can be positioned to any custom length.
Who's Got It: ATS Diesel Performance, 800/949-6002, www.atsdiesel.com.
The Part: Therminator Series high-performance exhaust system for the Power Stroke, Cummins, and Duramax diesels.
What It Costs: Starts at $550 for turbo-backs; downpipes and after-cats available for less.
Exhausting Detail: Constructed of aluminized steel, it uses mandrel bends and free-flowing mufflers. The Duramax is downpipe-back style, made of 4-inch tubing, while the Cummins is turbo-to-tailpipe and in 4- and 5-inch sizes; the Power Stroke uses 3 1/2-inch downpipes with 4-inch after-cats.
Who's Got It: Diesel Dynamics, 800/628-8111 or 702/897-6263, www.dieseldynamics.com
The Part: 50-state-legal headers for '00-'04 Toyota Tundra and '02-'03 Sequoia.
What It Costs: Ceramic, $500; high-temp paint, $325.
Exhausting Detail: Made from 16-gauge tubing with 1 1/2-inch mandrel-bent primaries, the headers have 3/8-inch-thick machined flanges and bolt to the stock exhaust headpipes. They come finished with either ceramic coating or high-heat-resistant black paint.
Who's Got It: Flowtech, 270/781-9741, www.flowtechheaders.com.
The Part: Performance Package for Power Stroke, Cummins, and Duramax diesels.
What It Costs: Starts at $845 for Dodge system.
Exhausting Detail: This air/fuel management stainless and aluminized exhaust kit features an XMonitor display with built-in memory and warning system that can be mounted on the dash or A-pillar. The XIntake system reduces exhaust temps and makes the engine compartment more purty.
Who's Got It: BD Diesel Performance, 800/887-5030, www.bddieselperformance.com.
The Part: Shorty headers for Jeeps with the 4.0L engine.
What It Costs: $448.95 for the extra-heat-resistant Ti-TECH coating; $506.95 for the ceramic coating.
Exhausting Detail: The headers have a tri-Y design and bolt right to the stock exhaust (they hook directly to the factory crossover pipe sans welding or cutting). There are 1-inch-diameter T-409 stainless steel primary tubes.
Who's Got It: Edelbrock Corp., 800/FUN-TEAM or 800/416-8628 (tech), www.edelbrock.com.
The Part: American Thunder Dual 2 1/2-inch exhaust system for the '04-'05 Nissan Titan.
What It Costs: $660.
Exhausting Detail: The after-cat system has a two-into-one scavenger Y-pipe assembly, side or rear tailpipe exit, a 3-inch inlet pipe, a 70 Series muffler, and dual mandrel-bent 2 1/2-inch tailpipes. The 3-inch, rolled-edge tips are included.
Who's Got It: Flowmaster, 800/544-4761, www.flowmastermufflers.com.