Mon-Fri: 8am-5pm, Sat-Sun: Closed

Signature Series (SS) 409 Mufflers

Exclusive to the Lou’s name, our signature series mufflers are crafted from 409 polished stainless steel. Available in a wide variety of styles and configurations, you can be confident you’ll leave satisfied. From our long life, quiet mufflers to free flow and 2 chambers, at Lou’s, the possibilities are truly endless. It’s time to stop […]

Custom Exhaust

exhaust repair shop

Looking for that perfect tone? If so, look no further than Lou’s. With custom exhaust installation services, our shop provides one of the largest selections of inventory in the region. Beyond the inventory, our experts understand the many considerations that go into crafting individualized custom solutions for various types of vehicles. Building the perfect custom […]

Exhaust Manifolds

car exhaust install

Strange noises, unusual odors, and most of all – performance loss are all signs of a cracked exhaust manifold requiring repair. Acting as the bridge between the engine’s emissions and the rest of the exhaust system, manifold repair should never be put to the side. At Lou’s Custom Exhaust, our team of experts understands the […]

Mufflers

exhaust installation

Whether it is muffler repair or muffler replacement that your vehicle requires, our team is here to help. Designed to reduce noise, a faulty muffler often produces an unpleasant driving experience. Sure, we love a good rumble as much as the next guy, but not from a failing component! Because the muffler is connected to […]

Flex Pipes

nh muffler installation

As an essential part of nearly all front wheel and all wheel drive vehicles, having an auto shop that specializes in flex pipes is a must. Lucky for you, you’ve found Lou’s Custom Exhaust! Here, we specialize in replacing only what is needed. With the latest technologies, our specialists are empowered to remove old flex […]

We do it all. We do it better. We do it for less.

exhaust shops

Specializing strictly on exhaust work, the experts at Lou’s Custom Exhaust have created a bit of an empire. Sure, it may sound as if we’re tooting our own horn, but we’ve earned it. For nearly three decades, our family-owned business has earned the trust of local residents for honest, quality work at affordable pricing. Unlike […]

Catalytic Converters

muffler installation nh

Converting toxic gases from your vehicle’s engine, the catalytic converter is essentially an emissions control device. This component reduces and oxidizes gases that are not only harmful to the environment but also to humans. However (if that wasn’t a big enough job), the catalytic converter also improves the efficiency and performance of your vehicle. As […]