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AP Exhaust 700365 Exhaust Muffler

Brand	AP Exhaust 700365
Body Height	7
Body Length	22
Body Material	Aluminized steel
Body Width	9
Grade Type	Regular
Heat Shield Attached	No
Inlet Inside Diameter	2.5
Inlet Location	Left center / right center
Inlet Quantity	2
Inlet Type	Pipes
Muffler Configuration	V
Muffler Type	Baffled
Outlet Location	Center lower
Outlet Outside Diameter	2.75
Outlet Quantity	1
Outlet Type	Pipe
Overall Length	27.75
Series	Msl
Shape	Oval
Sound Level	Oe comparable
Tunable	No
Fits	Chevrolet and GMC · 76 vehicles

OE comparable sound. Delivers a familiar exhaust note for a factory-like driving experience.

Baffled V design. Helps shape exhaust flow for effective muffler performance.

Aluminized steel body. Offers corrosion resistance in a durable oval muffler.

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AP Exhaust 700365 Muffler for Heavy-Duty GM Trucks

AP Exhaust 700365 is a direct-fit exhaust muffler for select 1996-2000 Chevrolet and GMC heavy-duty trucks with the old body style. Built in aluminized steel with an oval baffled design, it is specified for OE-comparable sound and factory-style replacement on welded exhaust systems.

Key Features

AP Exhaust part number 700365
MSL series exhaust muffler
Oval body with baffled muffler construction
Aluminized steel body for corrosion resistance in everyday service
OE-comparable sound level
Dual 2.5 in. inlet pipes with left center / right center inlet location
Single 2.75 in. center lower outlet pipe
Direct-fit application for welded OE exhaust layouts

Detailed Description

This AP Exhaust muffler is engineered for 1996-2000 Chevrolet C3500, K2500, and K3500 models, as well as 1996-2000 GMC C3500, K2500, and K3500 models in the old body style over 8500 lbs. G.V.W. The MSL series uses a V configuration with baffled internal flow and an oval aluminized steel body measuring 22 inches long, 9 inches wide, and 7 inches high, with an overall length of 27.75 inches. AP Exhaust 700365 is a practical replacement choice when restoring factory exhaust routing and maintaining an OE-like exhaust note on heavy-duty GM trucks.

What It Helps Address

Rust-through or corrosion in the original muffler body
Exhaust noise increase from a failing factory muffler
Replacement needs on welded OE exhaust assemblies
Restoration of factory-style exhaust routing on heavy-duty GM trucks
Fitment-specific replacement for worn mufflers on Chevrolet C3500, K2500, K3500 and GMC C3500, K2500, K3500 applications

Installation Notes and Tips

Fits 1996-2000 Chevrolet C3500, N/A; Fits 1996-2000 Chevrolet K2500, N/A; Fits 1996-2000 Chevrolet K3500, N/A; Fits 1996-2000 GMC C3500, N/A; Fits 1996-2000 GMC K2500, N/A; Fits 1996-2000 GMC K3500, N/A. The OE system was a welded assembly, and AP Exhaust notes that parts identified in the original system should be replaced as needed during service. Verify body dimensions, inlet and outlet locations, and vehicle configuration before installation.

Quality Assurance

AP Exhaust manufactures exhaust components for direct replacement applications, and this muffler is built to match the listed GM truck fitment and OE-comparable sound target. This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

This part fits 76 vehicles

Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

Year	Make	Model	Liters	Cylinders	Wheel Base	Position	Notes
2000	Chevrolet	C3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	Chevrolet	C3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	Chevrolet	K2500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	Chevrolet	K2500	5.7L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	Chevrolet	K2500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	Chevrolet	K2500	7.4L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	Chevrolet	K3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	Chevrolet	K3500	5.7L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	Chevrolet	K3500	7.4L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	Chevrolet	K3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	GMC	C3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	GMC	C3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	GMC	K2500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	GMC	K2500	5.7L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	GMC	K2500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	GMC	K2500	7.4L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	GMC	K3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	GMC	K3500	5.7L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	GMC	K3500	7.4L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
2000	GMC	K3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	Chevrolet	C3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	Chevrolet	C3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	Chevrolet	K2500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	Chevrolet	K2500	5.7L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	Chevrolet	K2500	7.4L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	Chevrolet	K2500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	Chevrolet	K3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	Chevrolet	K3500	5.7L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	Chevrolet	K3500	7.4L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	Chevrolet	K3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	GMC	C3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	GMC	C3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	GMC	K2500	5.7L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	GMC	K2500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	GMC	K2500	7.4L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	GMC	K2500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	GMC	K3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	GMC	K3500	5.7L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	GMC	K3500	7.4L	V8	154.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1999	GMC	K3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1998	Chevrolet	C3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1998	Chevrolet	C3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1998	Chevrolet	K2500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1998	Chevrolet	K2500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1998	Chevrolet	K3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1998	Chevrolet	K3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1998	GMC	C3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1998	GMC	C3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1998	GMC	K2500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1998	GMC	K2500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1998	GMC	K3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1998	GMC	K3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1997	Chevrolet	C3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1997	Chevrolet	C3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1997	Chevrolet	K2500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1997	Chevrolet	K2500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1997	Chevrolet	K3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1997	Chevrolet	K3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1997	GMC	C3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1997	GMC	C3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1997	GMC	K2500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1997	GMC	K2500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1997	GMC	K3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1997	GMC	K3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1996	Chevrolet	C3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1996	Chevrolet	C3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1996	Chevrolet	K2500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1996	Chevrolet	K2500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1996	Chevrolet	K3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1996	Chevrolet	K3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1996	GMC	C3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1996	GMC	C3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1996	GMC	K2500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1996	GMC	K2500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1996	GMC	K3500	5.7L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
1996	GMC	K3500	7.4L	V8	155.5"	N/A	DIRECT FIT MSL/MAXIMUM Muffler; OE system was a welded assembly. It is recommended that all parts noted [1] should be replaced.; (over 8500 lbs. G.V.W.); Old Body Style
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