1973 Pontiac Firebird Performance Exhaust Mufflers

Your 1973 Pontiac Firebird might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Performance Exhaust Mufflers you desperately need.

We currently carry 2 Performance Exhaust Mufflers to choose from for your 1973 Pontiac Firebird, and our inventory prices range from as little as $99.99 up to $221.99.

On top of low prices, Advance Auto Parts offers 1 different trusted brands of Performance Exhaust Mufflers for the 1973 Pontiac Firebird. We only sell parts from trusted brands like Flowmaster Inc. so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 135 reviews on our Performance Exhaust Mufflers for the 1973 Pontiac Firebird from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Performance Exhaust Mufflers stock in-person!

Performance Exhaust Mufflers for Your 1973 Pontiac Firebird

Flowmaster Inc. – 40 Series Muffler, 2.25in Offset Inlet 2.25in Offset Outlet, Non-Reversible, Aggressive Sound (Part No.42443)

40 Series Muffler, 2.25in Offset Inlet 2.25in Offset Outlet, Non-Reversible, Aggressive Sound

from

$99.99
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you’re looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
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Flowmaster Inc. – 80 Series Muffler, 2.5in Dual Offset Inlet 2.5in Dual Offset Outlet, 13in long, Aggressive Sound (Part No.42582)

80 Series Muffler, 2.5in Dual Offset Inlet 2.5in Dual Offset Outlet, 13in long, Aggressive Sound

from

$221.99
The 80 series is a cross-flow design for applications where the muffler is mounted transversely behind the rear end. Delivering an aggressive muscle car sound both inside and outside the vehicle, this is an excellent replacement for Camaros & Firebirds with transverse mufflers. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
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FAQs for 1973 Pontiac Firebird Performance Exhaust Mufflers

What are the most popular Performance Exhaust Mufflers for the 1973 Pontiac Firebird?

With 1 brands you can trust, our most popular Performance Exhaust Mufflers for the 1973 Pontiac Firebird parts are:
80 Series Muffler, 2.5in Dual Offset Inlet 2.5in Dual Offset Outlet, 13in long, Aggressive Sound
from $221.99
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80 Series Muffler, 2.5in Dual Offset Inlet 2.5in Dual Offset Outlet, 13in long, Aggressive Sound
Performance Exhaust Mufflers