Order Status & Returns
Gift Cards
Help Center
1-800-345-4545
![Street-Series Street Max Muffler, Straight-Through, Inlet/Outlet: 3 in./2.500 in., Center In/Dual Out [Natural Finish]](https://www.jegs.com/images/mini_750/800/889/889-sm12388.jpg)
Vehicle Info NeededAERO EXHAUSTPART NUMBER: 889-SM12388
Street-Series Street Max Muffler, Straight-Through, Inlet/Outlet: 3 in./2.500 in., Center In/Dual Out [Natural Finish]
$18499
Ships on Sep 07, 2026
Lowest Price Guarantee3 in. Inlet
Street Max MufflerStraight-Through Inlet/Outlet: 3 in./2.500 in. Center In/Dual Out 24 in. L x 8 in. W x 5 in. H Overall Length: 30 in. 409 Stainless Steel Natural Finish Sold Individually
Street-Series SM12388 Street Max Muffler Features:
- Heavy-duty 16-gauge 409 stainless steel construction
- Straight-through design to deliver a deep performance sound output
- High-heat internal mesh for improved flow and noise control
- Fully reversible installation
Part TypeMuffler
BrandAERO EXHAUST
Package Height5.0
Package Width8.0
Package Length30.0
Weight11.0 PG
Part CategoryPerformance Parts
Muffler Material409 Stainless Steel
ReversibleYes
Tip IncludedNo
Hanger IncludedNo
Outlet Quantity2
QuantitySold individually
Overall Length30 in (762 mm)
Inlet LocationCenter
Case ShapeOval
Body Width8 in (203.2 mm)
Heat Shield AttachedNo
Muffler FinishNatural
Outlet LocationDual
Body Length24 in (609.6 mm)
Inlet Diameter3 in (76.2 mm)
Clamps IncludedNo
Muffler StyleStraight through
Body Height5 in (127 mm)
Inlet Quantity1
Part FitmentUniversal
Sound LevelModerate/Aggressive
Vendor Part NumberSM12388
Package Qty1
Package TypeEA
No Questions
No Reviews
Items You Need
![Preformed Exhaust Lap Joint Band Clamp for I.D. O.D. Slip Fit Connection [Fits 3 in. O.D. Pipe]](https://www.jegs.com/images/mini_200/500/555/555-30733.jpg)
JEGS
Preformed Exhaust Lap Joint Band Clamp for I.D. O.D. Slip Fit Connection [Fits 3 in. O.D. Pipe]
Part Number : 555-30733
$999$10.79
You Save$0.80
![2-Ton Low-Profile Aluminum Floor Jack [4,000 lbs. Capacity]](https://www.jegs.com/images/mini_200/500/555/555-80006.jpg)
JEGS
2-Ton Low-Profile Aluminum Floor Jack [4,000 lbs. Capacity]
Part Number : 555-80006
$24499$269.99
You Save$25.00
![Round Magnetic Parts Tray [5 1/2 in. Round]](https://www.jegs.com/images/mini_200/500/555/555-80080.jpg)
![Cut-Off Wheels [3 in. Diameter, Set of 4]](https://www.jegs.com/images/mini_200/500/555/555-m580c.jpg)
![Mechanic Chair & Step Stool on Wheels [300 lb. Capacity]](https://www.jegs.com/images/mini_200/500/555/555-81156.jpg)
JEGS
Mechanic Chair & Step Stool on Wheels [300 lb. Capacity]
Part Number : 555-81156
$9099$111.99
You Save$21.00
![Brake and Parts Cleaner [14 oz. Aerosol Can]](https://www.jegs.com/images/mini_200/500/555/555-72312.jpg)
![Workbench Utility Mat [24 in. x 16 in.]](https://www.jegs.com/images/mini_200/500/555/555-80170.jpg)
JEGS
Part Number : 555-30733
$999$10.79
You Save$0.80
Some parts are not legal for use in California or other states with similar laws / regulations
