Box Chevy GM B-Body Exhaust Cutouts

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Muscle Car

Products

-9%

Doug's Headers |

#447254

Doug's Headers DEC250AK 2.5" Steel Electric Exhaust Cut-Out Kit

(5)

Exhaust Tubing Diameter:

2-1/2 Inch

Material Type:

Stainless Steel

Finish:

Raw

$656.66

/each

$722.33

Speedway Motors |

#91013340

Exhaust Dump Tubes

(28)

Exhaust Tubing Diameter:

2 Inch

Outlet Diameter (Fraction):

Sold in Quantity:

Each

$25.99

/each

-9%

Patriot Exhaust |

#447PEC250K

Patriot Exhaust PEC250K Electronic Dual Cutouts, 2.5 Inch

(3)

Exhaust Tubing Diameter:

2-1/2 Inch

Material Type:

Stainless Steel

Finish:

Raw

$494.12

/kit

$549.02

Granatelli Motor Sports |

#36217525

Granatelli Motor Sports 307525K Weld In Exhaust Cutout Kit, 2.5

(2)

Exhaust Tubing Diameter:

2-1/2 Inch

Material Type:

Aluminum

Finish:

Raw

$377.06

/each

-11%

Hooker Headers |

#42511051HKR

Hooker Headers 11051HKR Cut-Out Dual Kit with Remote

(2)

Exhaust Tubing Diameter:

2-1/2 Inch

Material Type:

Stainless Steel

Finish:

Raw

$634.95

/kit

$714.95

How to Install an Electric Motor Kit for Exhaust Cutouts

A guide on removing and installing a new electric motor kit for exhaust cutouts.

Speedway Tech Talk - Tru-Ram Exhaust Manifolds

Our Tru-Ram Exhaust Manifolds are one of our most popular items. Tim provides more details about them and gives you a great look at them.

GM Body Styles

Need a little help Identifying GM Body Styles 1964-1972? Click Here!

Replacing GM Rear End Spherical Bushings

In this budget build, a GM rear end is upgraded in order to hold 400+ HP. See how spherical bushings are replaced in a used 8.5” GM 10 bolt rear end.

Replacing a G-Body 7.5" Bolt Rear End

Learn about the power behind the G-body platform and the steps to upgrade a 7.5" bolt rear end to a 8.5" to withstand high horsepower. See how to change the differential fluid and install new gaskets.

Exhaust Repair

Some basic info on the various exhaust options carried by Speedway Motors.

Exhaust System Header Wrapping

Whether you’re looking for performance improvements or heat reduction, if you decide to wrap your headers, we'll show you the benefits and possible precautions to take before you wrap your exhaust.

Ben Smithson's 1932 Chevy Coupe

Ben Smithson's '32 Chevy coupe has been around the block a few times, and we never get tired of looking at it!

Additional Drop on a Chevy Truck

In this Tech Tip, John answers a customer concerns about adding additional drop to his 1960-1972 Chevy truck.

Granatelli Motor Sports |

#36212525

Granatelli Motor Sports 302525K Bolt In Exhaust Cutout Kit, 2.5

(1)

Exhaust Tubing Diameter:

2-1/2 Inch

Material Type:

Aluminum

Finish:

Raw

$463.37

/each

Quick Time Performance |

#91610227

QTP QTEC60 QTEC Electric Cutout, Dual

Exhaust Tubing Diameter:

3 Inch

Material Type:

Aluminum

Finish:

Raw

$430.99

/pair

-9%

Patriot Exhaust |

#447PEC300K1

Patriot Exhaust PEC200K1 Electronic Single Cutout, 3 Inch

(2)

Exhaust Tubing Diameter:

3 Inch

Material Type:

Stainless Steel

Finish:

Raw

$265.34

/kit

$294.82

-9%

Doug's Headers |

#447DEC225A

Doug's Headers DEC225A Electric Cut-Out, 2-1/4 Inch, Pair

Exhaust Tubing Diameter:

2-1/4 Inch

Material Type:

Mild Steel

Finish:

Ceramic Coated

$505.48

/pair

$561.64

-10%

Doug's Headers |

#447DEC225AK

Doug's Headers DEC225AK Electric Cut-Out, 2-1/4 Inch, Pair

Exhaust Tubing Diameter:

2-1/4 Inch

Material Type:

Mild Steel

Finish:

Ceramic Coated

$624.57

/kit

$693.97

Quick Time Performance |

#91610219

QTP QTEC30 QTEC Electric Cutout, Each

(1)

Exhaust Tubing Diameter:

3 Inch

Material Type:

Aluminum

Finish:

Raw

$217.99

/each

-9%

Doug's Headers |

#447DEC250A1

Doug's Headers DEC250A-1 Electric Cut-Out, 2-1/2 Inch, Single

Exhaust Tubing Diameter:

2-1/2 Inch

Material Type:

Mild Steel

Finish:

Ceramic Coated

$282.62

/each

$314.02

-9%

Doug's Headers |

#447900

Doug's Headers Replacement Electric Motor Kit for Exhaust Cutouts

(4)

GTIN Code:

694342549374

$64.12

/each

$70.53

Granatelli Motor Sports |

#36212530

Granatelli Motor Sports 302530K Bolt In Exhaust Cutout Kit, 3 In

Exhaust Tubing Diameter:

3 Inch

Material Type:

Aluminum

Finish:

Raw

$484.94

/each

-9%

Patriot Exhaust |

#447H1133

Patriot Exhaust H1133 Exhaust Cut-Out Hookup Kit, 3 Inch Single

(2)

GTIN Code:

694342519261

Exhaust Tubing Diameter:

3 Inch

$74.10

/each

$82.33

Quick Time Performance |

#91610218

QTP QTEC25 QTEC Electric Cutout, Each

Exhaust Tubing Diameter:

2-1/2 Inch

Material Type:

Aluminum

Finish:

Raw

$217.99

/each

Quick Time Performance |

#91610221

QTP QTEC30B QTEC Electric Cutout, For Borla Exhaust, Each

(1)

Exhaust Tubing Diameter:

3 Inch

Material Type:

Aluminum

Finish:

Raw

$217.99

/each

-11%

Hooker Headers |

#42511052HKR

Hooker Headers 11052HKR Cut-Out Dual Kit with Remote

Exhaust Tubing Diameter:

3 Inch

Material Type:

Stainless Steel

Finish:

Raw

$638.95

/kit

$718.95

Vacuum/Pressure Controlled Electronic Exhaust Cutout

Granatelli Motor Sports |

#36210963

Vacuum/Pressure Controlled Electronic Exhaust Cutout

Material Type:

Stainless Steel

Finish:

Raw

Sold in Quantity:

Kit

$147.52

/each

-10%

Patriot Exhaust |

#447PEC100

Patriot Exhaust PEC100 Electronic Cutout Relay Transmitter/FOB

GTIN Code:

694342555320

Sold in Quantity:

Each

$61.24

/kit

$68.05

$125 Off

Hooker Headers |

#42511057HKR

Hooker Headers 11057HKR Cut-Out, 3 Inch Single Kit

Exhaust Tubing Diameter:

3 Inch

Material Type:

Stainless Steel

Finish:

Raw

$248.95

/kit

$373.95

Quick Time Performance |

#91610226

QTP QTEC50 QTEC Electric Cutout, Dual

Exhaust Tubing Diameter:

2-1/2 Inch

Material Type:

Aluminum

Finish:

Raw

$430.99

/pair

-11%

Hooker Headers |

#42511056HKR

Hooker Headers 11056HKR Cut-Out, 2.5 Inch Single Kit

Exhaust Tubing Diameter:

2-1/2 Inch

Material Type:

Stainless Steel

Finish:

Raw

$299.95

/kit

$337.95

Quick Time QTEC66 QTP Exhaust Cutout, Dual Oval Valves

Quick Time Performance |

#91610102

Quick Time QTEC66 QTP Exhaust Cutout, Dual Oval Valves

(8)

Voltage:

12 volts

Sold in Quantity:

Kit

$487.99

/each

-9%

Patriot Exhaust |

#447PEC300K

Patriot Exhaust PEC300K Electronic Dual Cutouts, 3 Inch

(2)

Exhaust Tubing Diameter:

3 Inch

Material Type:

Stainless Steel

Finish:

Raw

$494.12

/kit

$549.02

-9%

Patriot Exhaust |

#447H1129

Patriot Exhaust H1129 Exhaust Cut-Out Hookup Kit, 2-1/4 Inch Single

GTIN Code:

694342542122

Exhaust Tubing Diameter:

2-1/4 Inch

$74.10

/each

$82.33

-9%

Doug's Headers |

#447303

Doug's Headers DEC300A 3" Stainless Electric Exhaust Cut-Outs

(2)

Exhaust Tubing Diameter:

3 Inch

Material Type:

Stainless Steel

Finish:

Raw

$560.56

/pair

$616.62

-9%

Doug's Headers |

#447252

Doug's Headers DEC250A 2.5" Stainless Electric Exhaust Cutouts

(3)

Exhaust Tubing Diameter:

2-1/2 Inch

Material Type:

Stainless Steel

Finish:

Raw

$528.73

/pair

$581.60

-34%

MagnaFlow |

#37610785

MagnaFlow 10785 3 Inch Performance Exhaust Stainless Cutout

Material Type:

Stainless Steel

Sold in Quantity:

Each

$183.00

/each

$278.45

Hedman Hedders |

#41816300

Hedman Hedders 16300 Exhaust Cut-Out 3 Inch

Exhaust Tubing Diameter:

3 Inch

Material Type:

Steel

Finish:

Uncoated

$94.99

/pair

-9%

Doug's Headers |

#447DEC225A1

Doug's Headers DEC225A-1 Electric Cut-Out, 2-1/4 Inch, Single

Exhaust Tubing Diameter:

2-1/4 Inch

Material Type:

Mild Steel

Finish:

Ceramic Coated

$282.62

/each

$314.02

$101 Off

MagnaFlow |

#37610784

MagnaFlow 10784 2.5 Inch Performance Exhaust Stainless Cutout

Exhaust Tubing Diameter:

2-1/2 Inch

Material Type:

Stainless Steel

$194.00

/each

$294.73

Granatelli Motor Sports |

#36217530

Granatelli Motor Sports 307530K Weld In Exhaust Cutout Kit, 3 In

Exhaust Tubing Diameter:

3 Inch

Material Type:

Aluminum

Finish:

Raw

$377.06

/each

-11%

Hooker Headers |

#42511062HKR

Hooker Headers 11062HKR Remote Switch Kit

GTIN Code:

090127027660

Sold in Quantity:

Each

$91.35

/kit

$102.95

-10%

Doug's Headers |

#447DEC300A1

Doug's Headers DEC300A-1 Electric Cut-Out, 3 Inch, Single

GTIN Code:

694342534240

Exhaust Tubing Diameter:

3 Inch

$291.51

/each

$323.90

Hedman Hedders |

#41816250

Hedman Hedders 16250 Exhaust Cut-Out 2-1/2 Inch

Exhaust Tubing Diameter:

2-1/2 Inch

Material Type:

Steel

Finish:

Uncoated

$104.99

/pair

Showing 1 - 36 of 45 results

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Box Chevy GM B-Body Exhaust Cutouts

Exhaust Tubing Diameter

Brand

Availability

Discounts

Price

Customer Rating

Products

Doug's Headers DEC250AK 2.5" Steel Electric Exhaust Cut-Out Kit

Exhaust Dump Tubes

Patriot Exhaust PEC250K Electronic Dual Cutouts, 2.5 Inch

Granatelli Motor Sports 307525K Weld In Exhaust Cutout Kit, 2.5

Hooker Headers 11051HKR Cut-Out Dual Kit with Remote

Related Articles

Granatelli Motor Sports 302525K Bolt In Exhaust Cutout Kit, 2.5

QTP QTEC60 QTEC Electric Cutout, Dual

Patriot Exhaust PEC200K1 Electronic Single Cutout, 3 Inch

Doug's Headers DEC225A Electric Cut-Out, 2-1/4 Inch, Pair

Doug's Headers DEC225AK Electric Cut-Out, 2-1/4 Inch, Pair

QTP QTEC30 QTEC Electric Cutout, Each

Doug's Headers DEC250A-1 Electric Cut-Out, 2-1/2 Inch, Single

Doug's Headers Replacement Electric Motor Kit for Exhaust Cutouts

Granatelli Motor Sports 302530K Bolt In Exhaust Cutout Kit, 3 In

Patriot Exhaust H1133 Exhaust Cut-Out Hookup Kit, 3 Inch Single

QTP QTEC25 QTEC Electric Cutout, Each

QTP QTEC30B QTEC Electric Cutout, For Borla Exhaust, Each

Hooker Headers 11052HKR Cut-Out Dual Kit with Remote

Vacuum/Pressure Controlled Electronic Exhaust Cutout

Patriot Exhaust PEC100 Electronic Cutout Relay Transmitter/FOB

Hooker Headers 11057HKR Cut-Out, 3 Inch Single Kit

QTP QTEC50 QTEC Electric Cutout, Dual

Hooker Headers 11056HKR Cut-Out, 2.5 Inch Single Kit

Quick Time QTEC66 QTP Exhaust Cutout, Dual Oval Valves

Patriot Exhaust PEC300K Electronic Dual Cutouts, 3 Inch

Patriot Exhaust H1129 Exhaust Cut-Out Hookup Kit, 2-1/4 Inch Single

Doug's Headers DEC300A 3" Stainless Electric Exhaust Cut-Outs

Doug's Headers DEC250A 2.5" Stainless Electric Exhaust Cutouts

MagnaFlow 10785 3 Inch Performance Exhaust Stainless Cutout

Hedman Hedders 16300 Exhaust Cut-Out 3 Inch

Doug's Headers DEC225A-1 Electric Cut-Out, 2-1/4 Inch, Single

MagnaFlow 10784 2.5 Inch Performance Exhaust Stainless Cutout

Granatelli Motor Sports 307530K Weld In Exhaust Cutout Kit, 3 In

Hooker Headers 11062HKR Remote Switch Kit

Doug's Headers DEC300A-1 Electric Cut-Out, 3 Inch, Single

Hedman Hedders 16250 Exhaust Cut-Out 2-1/2 Inch

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