Unleash the hidden horsepower, torque and throttle response that's simmering under your hood. JBA Headers are mandrel-bent for maximum flow and smog-legal in all 50 states. Firecone collector for greater output. Dyno proven 10-25hp gains. 1-year warranty.
Power up your ride with BBK Performance Exhaust Headers. Tuned for power and built for durability, BBK crafts both shorty headers and long tube headers. And, for explosive power you can count on, BBK performance headers are pressure-tested for leak-free service. 1-year warranty.
Manifold shmanifold—swap that factory iron for some gnarly power & sound with Stainless Works Headers. Crafted from T304 stainless steel and tuned specifically for your engine, these exhaust headers deliver free-flowing horsepower, torque and throttle response. Limited Lifetime Warranty.
Toss those rusty, restrictive, stock parts and increase performance and engine life with Gibson's custom headers. Enthusiasts and industry experts alike all agree that Gibson headers are the most cost-effective performance exhaust headers on the market. Lifetime Warranty.
Dollar for dollar, few performance upgrades can match a set of Doug Thorley Headers. Tuned for power and smog compliance, Thorley exhaust headers come in Tri-Y, shorty and long tube header designs. Mild steel with a ceramic or nickel coating. Plus, Thorley exhaust headers carry a Lifetime Warranty.
Go hog wild for horsepower by bolting on a handmade set of Kooks Street Headers. Expertly engineered to unleash insane amounts of power, these custom exhaust headers are constructed from premium steel with a 3/8” flange and hand-ground ports. Lifetime Warranty.
Quality off-road long-tube headers at an affordable price—impossible? Not any more—go for PaceSetter’s Quik-Trip Long Tube Headers. These bad boys deliver roaring horsepower and torque, they seal tight, are made in the USA and carry a 3-year warranty.
Making your truck or SUV gallop ahead of the team is what smog-legal PaceSetter Shorty Headers are all about. Specialized engineering, quality steel and durable coatings help PaceSetter performance headers bring power, efficiency and sound. PaceSetter exhaust headers carry a 3-year warranty.
Borla exhaust headers are heads above the competition. In fact, Borla is the name in stainless steel performance exhaust system upgrades, selling more than any other manufacturer. And, Borla headers are backed by an amazing 1,000,000-mile warranty!
Banks TorqueTube Exhaust Headers don’t just improve exhaust flow—they actually scavenge the spent fumes out of your motor. Banks’ stainless steel headers free up loads of gut-wrenching torque. Dead-flat flanges and clean welds prevent leaks. Lifetime Warranty.
Not sure which 1999 GMC Sierra Exhaust Headers & Manifolds are right for you? We have over 918 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"Just installed the long tubes and off road y pipe on my 5.3 very noticeable increase in power, they sound awesome, good price compared to other long tube ceramic coated headers." —Brent R from Elberta, AL bought a PaceSetter QuikTrip Long Tube Headers for a 1999 GMC Sierra, 5.3L V8.