2012 GMC SIERRA-1500 Exhaust

Headers, Cat4ward, Stainless Steel, Natural, 1-5/8 in. Primary Tubes, Cadillac, Chevy, GMC, SUV, Pickup, 4.8, 5.3L, Pair

Part Number: JBA-1850S-2

4.57 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Headers, Shorty, Steel, Ceramic Coated, Chevy, GMC, Pickup, SUV, 4.8, 5.3L, V8, Pair

Part Number: DOU-D3373

4.0 out of 5 stars ( 9 )

Estimated Ship Date: Today

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Headers, Cat4ward, Stainless Steel, Silver Ceramic Coated, Cadilllac, Chevy, GMC, SUV, Pickup, 4.8, 5.3L, Pair

Part Number: JBA-1850S-2JS

4.95 out of 5 stars ( 19 )

Estimated Ship Date: Today

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Exhaust System, Cat-back, FlowFX, 409 Stainless Steel, Single Passenger Side Exit, Black Ceramic Tip, Chevrolet, GMC, Kit

Part Number: FLO-717885

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Muffler, Super 40 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-953047

4.79 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Exhaust System, American Thunder, Cat-back, Single In/Dual Out, Stainless Steel, Natural, Split Rear/Split Side Exit, Chevy, GMC, 6.2L, Kit

Part Number: FLO-817602

3.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Muffler, FlowFX Series, 3.5 in. Inlet/3.5 in. Outlet, Stainless Steel, Natural, Oval Body, Each

Part Number: FLO-74151

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Headers, Cat4ward, Stainless Steel, Titanium Ceramic Coated, Cadillac, Chevy, GMC, SUV, Pickup, 4.8, 5.3L

Part Number: JBA-1850S-2JT

4.93 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Headers, BlackHeart, Shorty, 304 Stainless Steel, Natural, 1 3/4 in. Primary, 3/8 in. Flange, Chevy, LS, Pair

Part Number: HOK-70301410RHKR

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Exhaust System, Installer Series, Cat-Back, Steel, Passenger Side Exit, Aluminized, Polished Tip, Chevy, GMC, Kit

Part Number: MBR-S5081AL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Exhaust System, FlowFX, Cat-back, 409 Stainless Steel, natural, Dual Exit, Chevy, GMC, 5.3L, Kit

Part Number: FLO-717929

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Headers, Shorty, Steel, Painted, Chevy, GMC, Pickup, SUV, 4.8, 5.3L, V8, Pair

Part Number: DOU-D3373-B

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Muffler, 70 Series Big Block II, Oval, Stainless, 3 in. Center Inlet, 3 in. Offset Outlet, 22 in. Case Length

Part Number: FLO-853072

4.67 out of 5 stars ( 27 )

Estimated Ship Date: Today

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Exhaust System, XP Series, Cat-Back, 409 Stainless Steel, Passenger Side Exit, Natural, Polished Tip, Chevy, GMC, Kit

Part Number: MBR-S5081409

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Header Fasteners, Locking Header Bolts, Internal Allen/Hex Head, Stainless Steel, Chevy, Set of 12

Part Number: MRG-2235G

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Today

Header Bolts, Hex Head, 8mm x 1.25 Thread Size, Steel, Black Oxide, 0.984 in. Underhead Length, Chevy, Small Block LS, Set of 12

Part Number: MRG-918G

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Headers, Scavenger Series Elite, Shorty, Stainless, Polished Ceramic Coated, Cadillac, Chevy, GMC, Hummer, Pair

Part Number: FLO-814123

4.25 out of 5 stars ( 8 )

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Exhaust System, Cat-back, FlowFX, 409 Stainless Steel, Single Exit, Chevrolet, GMC, Kit

Part Number: FLO-717874

Not Yet Reviewed

Estimated Ship Date: Today

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Headers, Shorty, Steel, Painted, Chevy, GMC, Pickup, 4.8, 5.3L, Pair

Part Number: BIG-91843FLT

5.0 out of 5 stars ( 1 )

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Headers, Shorty, Steel, Ceramic Coated, Chevy, GMC, Pickup, 4.8, 5.3L, Pair

Part Number: BIG-91843-1FLT

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Exhaust System, American Thunder, Cat-back, Stainless Steel, Natural, Side/Rear Exit, Chevy, GMC, Kit

Part Number: FLO-817680

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Exhaust System, Outlaw, Cat-back, Stainless Steel, Chevy, Silverado/Sierra, 1500, 1/2 Ton, 5.3L, V8, All Crew Cab and Double Cab, 2/4 Wheel Drive, Kit

Part Number: FLO-817706

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Exhaust System, Installer Series, Cat-Back, Steel, Passenger Side Exit, Aluminized, Polished Tip, Chevy/GMC, Pickup, Kit

Part Number: MBR-S5054AL

4.57 out of 5 stars ( 14 )

Estimated Ship Date: Today

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Exhaust System, Outlaw Series, Cat-back, Stainless Steel, Natural, Chevy, GMC, 5.3L, Kit

Part Number: FLO-817688

4.33 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Headers, Shorty, Steel, Temporary non-high, Temperature Paint, Pair

Part Number: BIG-11143FLT

3.57 out of 5 stars ( 7 )

Estimated Ship Date: Dec 2, 2025 if ordered today

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