Best OverallFlowmaster 40 Series Chambered Muffler
Model: 430402A loud chambered muffler with a single large inlet that splits to two outlets, for muscle cars, street rods, trucks and SUVs. It needs matching pipe sizes and a dual tail pipe layout.
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Best OverallA loud chambered muffler with a single large inlet that splits to two outlets, for muscle cars, street rods, trucks and SUVs. It needs matching pipe sizes and a dual tail pipe layout.
Popular PickA loud chambered muffler for muscle cars, street rods, trucks and SUVs with an offset inlet and a center outlet. Universal fit means you must match the pipe size and layout yourself.

A chambered muffler with a loud, aggressive character, sold as a universal fit. No description text is given and the weight is in ounces, so confirm details with the seller.

A Super Turbo muffler listed for specific S10, Blazer, Jimmy and Dakota years, with a mellow tone from fiberglass matting. Check your year against the list, since the listing also says universal fit.

A universal oval stainless muffler with unnotched necks. The title and description disagree about the offset side, and the spec table says vehicle specific fit, so check the layout against your pipes.

A stainless, straight-through muffler for a custom exhaust run with matching center pipes. Check the pipe size and body length against your car, since the listing names no vehicle.

An oval Turbo muffler with a deep performance tone, built around a tri-flow design for lower back pressure. It has no warranty and no vehicle list, so confirm the pipe layout first.

A round stainless performance muffler with matching center inlet and outlet pipes, sold as a universal fit. The listing gives no weight or sound level, so the tone is described only by name.

A stainless oval muffler with a deep signature sound and a lifetime warranty, in a universal fit with matching inlet and outlet connections. The listing has no description and the weight shown looks unreliable.

An oval stainless muffler with two inlets and two outlets, sold as a universal fit. It suits a dual exhaust run, and the listing gives no sound level data.

A two-chamber welded muffler voiced for a deep, aggressive tone, sold for most applications. It carries no warranty, and the listing names no vehicle.

A direct-fit aluminized steel muffler for the Jeep Cherokee in the title. The spec table lists a hose and an ounce weight, which look like errors, so check the details with the seller.

An oval aluminized steel muffler that can be fitted in either direction. It carries no warranty, and the fit-type row conflicts with the universal title.

A very large round heavy duty muffler with five inch connections. The listing names no vehicle and carries only a Honda cross-reference, so confirm the application before you order.

A direct-fit aluminized steel muffler for the Silverado in the title, with no warranty and no listed years. Confirm the model year and pipe fit with the seller before buying.
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Flowmaster, MagnaFlow Exhaust Products lead this category among the 2 brands that passed our curation checks.
A listing appears only when it has a recorded price, a minimum customer rating, and enough ratings or monthly sales. Generic and unbranded listings are left out, while every real brand stays, including brands sold only on Amazon. The ones that pass are ordered by how many people search for that brand and model each month; review counts only break ties.
We list 15 mufflers from 2 brands, including Flowmaster, MagnaFlow Exhaust Products.
How we list products: every listing here has a recorded price, a minimum customer rating and enough ratings or monthly sales. Generic and unbranded listings are left out; every real brand stays, including brands sold only on Amazon. Products are ordered by monthly searches for their brand and model on every page.Editorial policy