The MagnaFlow 5" X 8" Oval Straight-Through 12198 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks to its free-flowing straight-through perforated stainless steel core wrapped in stainless steel mesh and acoustic fiber fill. The reversible, universal 3/2.5in. diameter inlet/outlet Straight-Through layout allows you to install it in whatever orientation and configuration you see fit. However, professional installation is highly recommended. Muffler 12198's weight-optimized 5x8x14in. oval-shaped body features a satin finish that elevates the overall aesthetics of your current exhaust setup. 12198 is made of durable, corrosion resistant stainless steel and produced using cutting-edge CNC precision robotic manufacturing techniques, all backed by MagnaFlow’s limited lifetime construction warranty.
User 1

Vehicle Fitment

Years	Make	Model	Trim
1988–1993	Chevrolet	C1500	Cheyenne
1988–1992	Chevrolet	C1500	Scottsdale
1988–1993	Chevrolet	C1500	Silverado
1990–1993	Chevrolet	C1500	WT
1992–1993	Chevrolet	C1500 Suburban	Base
1992–1993	Chevrolet	C1500 Suburban	Silverado
1988–1993	Chevrolet	C2500	Cheyenne
1988–1992	Chevrolet	C2500	Scottsdale
1988–1993	Chevrolet	C2500	Silverado
1992–1993	Chevrolet	C2500 Suburban	Base
1992–1993	Chevrolet	C2500 Suburban	Silverado
1988–1993	Chevrolet	K1500	Cheyenne
1988–1992	Chevrolet	K1500	Scottsdale
1988–1993	Chevrolet	K1500	Silverado
1991	Chevrolet	K1500	Sport
1990–1993	Chevrolet	K1500	WT
1992–1993	Chevrolet	K1500 Suburban	Base
1992–1993	Chevrolet	K1500 Suburban	Silverado
1988–1993	Chevrolet	K2500	Cheyenne
1988–1992	Chevrolet	K2500	Scottsdale
1988–1993	Chevrolet	K2500	Silverado
1992–1993	Chevrolet	K2500 Suburban	Base
1992–1993	Chevrolet	K2500 Suburban	Silverado
1989–1991	Chevrolet	R1500 Suburban	Scottsdale
1989–1991	Chevrolet	R1500 Suburban	Silverado
1989–1991	Chevrolet	R2500 Suburban	Scottsdale
1989–1991	Chevrolet	R2500 Suburban	Silverado
2016–2018	Chevrolet	Silverado 1500	Custom
2014–2018	Chevrolet	Silverado 1500	High Country
2007–2013, 2015–2018	Chevrolet	Silverado 1500	LS
2007–2018	Chevrolet	Silverado 1500	LT
2007–2018	Chevrolet	Silverado 1500	LTZ
2015–2018	Chevrolet	Silverado 1500	SSV
2007–2018	Chevrolet	Silverado 1500	WT
2010–2013	Chevrolet	Silverado 1500	XFE
2019	Chevrolet	Silverado 1500 LD	Custom
2019	Chevrolet	Silverado 1500 LD	LT
2019	Chevrolet	Silverado 1500 LD	WT
1999–2000	Chevrolet	Silverado 2500	Base
1999–2000	Chevrolet	Silverado 2500	LS
1999–2000	Chevrolet	Silverado 2500	LT
1989–1991	Chevrolet	V1500 Suburban	Scottsdale
1989–1991	Chevrolet	V1500 Suburban	Silverado
1989–1991	Chevrolet	V2500 Suburban	Scottsdale
1989–1991	Chevrolet	V2500 Suburban	Silverado
1994	Dodge	RAM 1500	Base
2004–2008	Dodge	RAM 1500	Laramie
2004–2008	Dodge	RAM 1500	SLT
2006–2007	Dodge	RAM 1500	Sport
2004–2008	Dodge	RAM 1500	ST
2008	Dodge	RAM 1500	SXT
2006–2007	Dodge	RAM 1500	Trx4
1997–2000	Ford	F-150	Base
1997–2003	Ford	F-150	XL
1997–2003	Ford	F-150	XLT
2004	Ford	F-150 Heritage	XL
2004	Ford	F-150 Heritage	XLT
1997–1999	Ford	F-250	Base
1997–1999	Ford	F-250	Lariat
1997–1999	Ford	F-250	XL
1997–1999	Ford	F-250	XLT
1988–1993	GMC	C1500	Sierra
1988–1993	GMC	C1500	Sierra SLE
1988–1993	GMC	C1500	Sierra SLX
1992–1993	GMC	C1500 Suburban	Base
1992–1993	GMC	C1500 Suburban	SLE
1988–1993	GMC	C2500	Sierra
1988–1993	GMC	C2500	Sierra SLE
1988–1993	GMC	C2500	Sierra SLX
1992–1993	GMC	C2500 Suburban	Base
1992–1993	GMC	C2500 Suburban	SLE
1988–1993	GMC	K1500	Sierra
1988–1993	GMC	K1500	Sierra SLE
1988–1993	GMC	K1500	Sierra SLX
1993	GMC	K1500	Sierra Sport
1992–1993	GMC	K1500 Suburban	Base
1992–1993	GMC	K1500 Suburban	SLE
1988–1993	GMC	K2500	Sierra
1988–1993	GMC	K2500	Sierra SLE
1988–1993	GMC	K2500	Sierra SLX
1992–1993	GMC	K2500 Suburban	Base
1992–1993	GMC	K2500 Suburban	SLE
1988–1991	GMC	R1500 Suburban	Base
1988–1989	GMC	R1500 Suburban	Sierra Classic
1990	GMC	R1500 Suburban	SLE
1988–1991	GMC	R2500 Suburban	Base
1988–1989	GMC	R2500 Suburban	Sierra Classic
1990	GMC	R2500 Suburban	SLE
2005–2006	GMC	Sierra 1500
2005, 2014–2018	GMC	Sierra 1500	Base
2014–2018	GMC	Sierra 1500	Denali
2006–2013	GMC	Sierra 1500	SL
2005–2018	GMC	Sierra 1500	SLE
2005–2018	GMC	Sierra 1500	SLT
2005–2013	GMC	Sierra 1500	WT
2010–2013	GMC	Sierra 1500	XFE
1999–2000	GMC	Sierra 2500	SL
1999–2000	GMC	Sierra 2500	SLE
1999–2000	GMC	Sierra 2500	SLT
1988–1991	GMC	V1500 Suburban	Base
1988–1989	GMC	V1500 Suburban	Sierra Classic
1990	GMC	V1500 Suburban	SLE
1988–1991	GMC	V2500 Suburban	Base
1988–1989	GMC	V2500 Suburban	Sierra Classic
1990	GMC	V2500 Suburban	SLE