aFe 49C44121 Apollo GT 3" 409 SS Muffler Upgrade Pipe for 19-25 Silverado/Sierra

Vehicle Fitment

• 2019-2025 Chevrolet Silverado 1500 / GMC Sierra 1500 (Crew Cab/Double Cab; V8-5.3L)

Features

• Direct-fit aFe Apollo GT Series 409 stainless steel muffler upgrade pipe
• Mandrel-bent 3" tubing for optimized exhaust flow over restrictive stock muffler
• High-flow 409 stainless steel muffler produces a deeper, aggressive exhaust tone
• Uses factory mounting locations for a hassle-free bolt-on installation
• 100% MIG-welded construction for strength, durability, and long life
• All necessary band clamps and hardware included
• Aggressive sound with reduced drone compared to stock design
• Designed to enhance throttle response and overall exhaust performance

Specifications

• Part Number: 49C44121
• Series: Apollo GT™ Muffler Upgrade Pipe
• Main Tubing Diameter: 3" mandrel-bent 409 stainless steel
• Muffler: High-flow 409 stainless steel
• Fitment: Direct bolt-on for 2019-2025 Silverado/Sierra 1500 5.3L
• Installation: Uses factory hangers & included band clamps

Included Components

• 1x Apollo GT™ 409 SS Muffler Upgrade Pipe
• Band clamps and mounting hardware

Product Description

The aFe 49C44121 Apollo GT Series Muffler Upgrade Pipe is a performance exhaust upgrade engineered for 2019-2025 Chevrolet Silverado 1500 and GMC Sierra 1500 trucks equipped with the 5.3L V8 engine. Constructed from mandrel-bent 3" 409 stainless steel tubing, this upgraded muffler replacement improves exhaust flow compared with the restrictive factory muffler, helping to enhance throttle response and overall engine efficiency. The high-flow design produces a deeper, more aggressive exhaust tone while smoothing out harsh frequencies.

Installation is straightforward using existing factory hangers and the included band clamps and hardware - no complex modifications are required. This Apollo GT muffler upgrade is ideal for Silverado and Sierra owners seeking enhanced sound character, performance-oriented exhaust flow, and durable construction that withstands daily driving and environmental exposure.