

“The manufacturer warrants that all Magnaflow Performance products are free from defects. Magnalfow offers a lifetime warranty on most of their performance exhaust products: No matter which company you choose to supply the exhaust system for your car or truck you can buy with confidence knowing that they both have outstanding warranties.

Flowmaster exhaust systems are designed for both trucks and domestic vehicles but Flowmaster makes sure to cater to most vehicles with both vehicle specific and universal kits. If you’re shopping around for some quality exhaust upgrades, why not go with a legend in the aftermarket world? With thirty years in the business Flowmaster is definitely a company that’s done their homework.Īre you a proud owner of some old school muscle? Then a Flowmaster exhaust is something you’ll appreciate every time you fire her up.

Magnaflow has been around over 30 years developing quality exhaust upgrades, and having race car legend Mario Andretti endorse your brand doesn’t hurt either.īut Magnaflow isn’t the only one that’s been around for decades. That also means you are probably familiar with Magnaflow, an exhaust system commonly featured in the media and at trade shows. If you are a car guy like me, you have probably read your share of car magazines and watched Chip Foose and his crew piece together amazing vintage cars on television. MagnaFlow 15225 Stainless Steel Axle Back Exhaust Systemįlowmaster 817668 409S Stainless Steel Dual Rear Exit Axle-Back Exhaust System Ford F-150 Exhaust Comparisonįlowmaster 817551 American Thunder Cat-Back Exhaust SystemĢ014 Chevrolet Corvette C7 Exhaust Comparison That’s why I’m going to let you decide whether a Flowmaster or Magnaflow exhaust is right for your ride by watching these videos below. I do my best to bring you all the technical design details, specifications and even the best prices I find online, but nothing beats an awesome video of a gnarly exhaust. I’ll be honest with you that trying to describe the sounds of aftermarket exhaust systems on this website is a tough job. Which Sounds Better: Flowmaster or Magnaflow? Muffler has a consistent, tuned sound but provides less power. Mufflers are louder than stock and gives your engine more power.įlowmaster: Chambered design, no packing material. Magnaflow: Straight through design, filled with acoustical packing material. OK, now I’m going to try and sum it up for you, plain and simple. This effect helps offset the efficiency losses created by the baffles. This vacuum causes the exhaust gasses to leave the muffler faster than they entered. Scavenging means that the muffler is designed to create a natural vacuum. I bet you’ve heard that word a bunch while searching for a new exhaust. To combat this effect, the baffles within a Flowmaster muffler are designed to create a scavenging effect. This means your exhaust gases with flow right through the muffler at their normal speed.įast moving exhaust gases equals more horsepower for you.Īlthough the chambered design in a Flowmaster muffler creates a beautiful growl, it slows down your exhaust gases. The perforated stainless steel core in a Magnaflow muffler has no flow restrictions compared to Flowmasters chambered mufflers. However, if you prefer a tuned exhaust note, Flowmaster is a great choice. Magnaflow’s straight-through design is least effective at reducing exhaust noise.

If you like a loud exhaust, Magnaflow could be perfect for you. Where as a Magnaflow muffler can take as long as 400 miles to settle into its normal sound. The chambered design in a Flowmaster Muffler will give you a consistent sound from the very first time you start your car. After the sound waves are redirected they collide and cancel each other out. Instead, they use metal plates, called baffles, to separate the sound waves. Magnaflow mufflers have a straight-through design and are filled with stainless steel acoustical packing material around a perforated pipe.įlowmaster mufflers have a chamber-style design and use no acoustical packing material. The primary difference between Magnaflow and Flowmaster is the construction and the sound-canceling technology they use. So which one should you choose?įor some gearheads the choice between exhaust brands is all about the raw sound. Whether you drive a car, truck or SUV it’s likely that you’ll find a great exhaust from either of these companies. One of the most common questions I receive in my inbox each week is “What’s the difference is between Magnaflow and Flowmaster exhaust systems?” So, I thought I would let you in on the big mystery, too. Welcome to the ultimate exhaust showdown! Today we’re finally going to find out which is the best exhaust brand: Magnaflow or Flowmaster.
