1970 GMC K25/K2500 Pickup Exhaust Parts

Essential 1970 GMC K25/K2500 Pickup Exhaust Parts

Flowtech – Terminator; Exhaust Tips (Part No.59905FLT)

Terminator; Exhaust Tips

from

$85.99


Product Features:
  • Show Quality Chrome Platinum
  • Durable Black Finish
  • Can Be Welded Or Clamped
  • Complete The System
  • Glass-Packed Resonators
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ARP Auto Racing – ARP Header Bolt Kit (Part No.100-1402)

ARP Header Bolt Kit

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$69.99
ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless steel kit with 12-point nuts. The stainless material is not affected by corrosion or extreme heat, making it ideal for the application. What’s more, the compact 12-point nut lets you easily slip a socket close to the pipe. Each ARP accessory stud or bolt kit includes the specific number of parts for your appliaction, plus premium-quality washers and hex or 12-point nuts, as required. Studs are manufactured with a unique nut-starter nose that helps prevent cross-threading. Studs and bolts come either Black Oxide chrome moly or Stainless. Both are nominally rated at 180,000 psi tensile strength; substantially stronger than Grade 8 hardware. Specially drilled NASCAR models are available for those who wish to safety wire their bolts to prevent loosening.

Product Features:
  • 3/8″-16 Thread Size(s)
  • Steel
  • Black Oxide
  • Small Block Chevy
  • 12-Point Head
  • Set of 12
  • 1.670″ Overall Length
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Flowtech – HEADER FLT BLOCK HUGGER (Part No.10010FLT)

HEADER FLT BLOCK HUGGER

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$75.99
HEADER FLT BLOCK HUGGER

Felpro – Exhaust Pipe Flange Gasket (Part No.8194)

Exhaust Pipe Flange Gasket

from

$2.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Exhaust Pipe Flange Gasket (Part No.60985)

Exhaust Pipe Flange Gasket

from

$5.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Exhaust Pipe Flange Gasket (Part No.60986)

Exhaust Pipe Flange Gasket

from

$4.29
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Felpro – Exhaust Pipe Flange Gasket (Part No.9672)

Exhaust Pipe Flange Gasket

from

$5.49
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
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Mr. Gasket – Exhsthdrbolt (Part No.2231G)

Exhsthdrbolt

from

$56.99
Headlock&trade: Bolts eliminate the need for lock washers, Period. That’s because each Headlock&trade: Bolt features 24 equally-spaced, stainless steel teeth serrations that bite into and hold onto the attaching surface-eliminating the need for lock-washers.

Product Features:
  • 16 per Package
  • Includes a ball-head/hex-key socket-installation tool that makes it easy to get them started
  • 410 stainless steel
  • Minimum 180,000 PSI tensile strength
  • 24 equally spaced clockwise teeth
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Taylor Gaskets – Vibe-Lock Bolt (Part No.310016)

Vibe-Lock Bolt

from

$89.99
Vibe-Lock Bolt

ARP Auto Racing – For Use With Chevy Small Block, 3/8"-16, 1"L, Hex Head, Natural, Ss, Set Of 12 (Part No.400-1111)

For Use With Chevy Small Block, 3/8"-16, 1"L, Hex Head, Natural, Ss, Set Of 12

from

$44.49
ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The Stainless 300 material is not affected by corrosion or extreme heat, making it ideal for the application.

Product Features:
  • Material Is Not Affected By Corrosion Or Extreme Heat
  • The Compact 12-Point Nut Lets You Easily Slip A Socket Close To The Pipe
  • Substantially Stronger Than Grade 8 Hardware
  • Nominally Rated At 170,000 Psi Tensile Strength
  • 3/8″-16 Thread Size
  • 1″ Underhead Length
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ARP Auto Racing – For Use With Chevy Big Block, 3/8"-16, 1"L, 12Point Head, Natural, Ss, Set Of 16 (Part No.400-1212)

For Use With Chevy Big Block, 3/8"-16, 1"L, 12Point Head, Natural, Ss, Set Of 16

from

$56.99
ARP manufactures a variety of premium grade bolt and stud kits to facilitate installation of exhaust headers including the popular stainless stud kit with 12 point nuts. The Stainless 300 material is not affected by corrosion or extreme heat, making it ideal for the application.

Product Features:
  • Material Is Not Affected By Corrosion Or Extreme Heat
  • The Compact 12-Point Nut Lets You Easily Slip A Socket Close To The Pipe
  • Substantially Stronger Than Grade 8 Hardware
  • Nominally Rated At 170,000 PSI Tensile Strength
  • 3/8″-16 Thread Size
  • 1″ Underhead Length
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Walker – SoundFX Muffler, Direct Replacement, No Fabrication Needed (Part No.18293)

SoundFX Muffler, Direct Replacement, No Fabrication Needed

from

$77.99
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX® direct-fit mufflers deliver quality appearance and favorable acoustics while mechanical interior joints and spun-locked heads provide durability.

Product Features:
  • RESISTS CORROSION — Aluminized steel construction and internal drainage system helps reduce corrosion
  • BUILT TO LAST — Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • EASY TO INSTALL — Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation that doesn’t require specialized fabrication and/or welding
  • FACTORY SOUND — Louvered tubes help reduce radiated noise for factory-style sound quality compared to straight perforated tubes
  • GET MORE MILES FROM YOUR MUFFLER — Designed and tested to extend muffler life
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Walker – Heavy Duty Muffler, Direct Replacement, No Fabrication Needed (Part No.21169)

Heavy Duty Muffler, Direct Replacement, No Fabrication Needed

from

$105.99
Walker® offers hundreds of muffler designs and styles to fit virtually any hard-working on/off road commercial vehicle. Walker is a “one-stop” convenience, offering complete engine-to-tailpipe coverage of replacement emissions control systems and componen

Product Features:
  • Manufactured from aluminized steel for durability
  • Designed to help ensure long service life
  • Engineered to reduce in-cab and exterior engine noise
  • Offered in a variety of styles, sizes and materials for your installation needs
  • An economical replacement for the original equipment part
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Walker – Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed (Part No.21784)

Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed

from

$89.99
Designed to deliver superior flow and OE-style sound, Walker® Quiet-Flow® mufflers are available for top-selling domestic and foreign vehicles.

Product Features:
  • EASY TO INSTALL — Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation and doesn’t require specialized fabrication and/or welding
  • RESISTS CORROSION — Internal drainage system helps reduce moisture collection
  • BUILT TO LAST — Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • PREMIUM ACOUSTIC CONTROL — OE-style louvered tubes lower noise levels while OE-style domed heads help reduce radiated noise for premium factory-style sound quality compared to straight perforated tubes
  • DESIGN VALIDATED — Acoustic and flow tested for quality OE-style sound you can count on
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Patriot Exhaust – H8048 1 5/8" Header Chevrolet Truck Small Block Chevrolet 73-87 Raw (Part No.H8048)

H8048 1 5/8" Header Chevrolet Truck Small Block Chevrolet 73-87 Raw

from

$359.99
Don’t give up looking for headers for your vehicle. Patriot offers headersfor many applications at prices you can afford. Built with surfacemachined thick steel flanges for a great seal andmandrel bent mild steel tubing. Patriot headers areavailable r

Product Features:
  • Patriot Exhaust H8048 1 5/8″ Header Chevrolet Truck Small Block Chevrolet 73-87 Raw
  • Patriot offers headers for many applications at prices you can afford.
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Hooker Headers – Competition Header (Part No.2463-1HKR)

Competition Header

from

$737.99
LS1 full length engine swap header fits 66-72 Chevelle, El Camino, Monte Carlo and Sprint applications. Hooker has a complete line of engine swap headers, front frame mounts and transmission mounts for popular engine swaps. Available for Chevy, Chrysler and Ford small block and big block engines. Hooker swap headers and mounts are designed to provide an exact fit when used together. Hooker swap headers add the extra horsepower and torque the serious enthusiast demands. Hooker Headers are the best single improvement you can make.

Product Features:
  • High Performance
  • Affordable
  • Durable 16 Gauge Material
  • Welds Easier
  • Lasts Longer
  • Heat Cured
  • High Heat Resistant
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Patriot Exhaust – H8048-1 1 5/8" Header Chevrolet Truck Small Block Chevrolet 73-87 Coated (Part No.H8048-1)

H8048-1 1 5/8" Header Chevrolet Truck Small Block Chevrolet 73-87 Coated

from

$614.99
Don’t give up looking for headers for your vehicle. Patriot offers headersfor many applications at prices you can afford. Built with surfacemachined thick steel flanges for a great seal andmandrel bent mild steel tubing. Patriot headers areavailable r

Product Features:
  • Patriot Exhaust H8048-1 1 5/8″ Header Chevrolet Truck Small Block Chevrolet 73-87 Coated
  • Patriot offers headers for many applications at prices you can afford.
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Flowtech – Standard Header (Part No.11506FLT)

Standard Header

from

$232.99


Product Features:
  • Fuel Economy From The Engine
  • Leak Test For Max Performance
  • Mandrel-Formed Power Plenum
  • Leakproof O-Ringed Port Seals
  • Include All Mounting Hardware
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Walker – Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2 (Part No.35335)

Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2

from

$1.99
Complete your exhaust repair with an Exhaust Mate® U-bolt clamp. Designed to ensure a tight, leak-resistant connection, Exhaust Mate hardware is manufactured from durable and robust material for long service life.

Product Features:
  • CONNECTS EXHAUST PARTS — Provides secure, leak-resistant connection
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
  • PREMIUM MATERIALS – Made from quality material for durability and long life
  • BETTER TOGETHER — Use Walker® accessories when installing catalytic converters and mufflers for a complete exhaust system upgrade
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Walker – Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2.5 (Part No.35337)

Clamp U-Bolt Bolt Dia 0.375 Length Nut Type Hex Pipe Dia 2.5

from

$8.99
Complete your exhaust repair with an Exhaust Mate® U-bolt clamp. Designed to ensure a tight, leak-resistant connection, Exhaust Mate hardware is manufactured from durable and robust material for long service life.

Product Features:
  • CONNECTS EXHAUST PARTS — Provides secure, leak-resistant connection
  • AVAILABLE IN DIFFERENT SIZES — Offered in a variety of styles and sizes for a quality vehicle repair
  • PREMIUM MATERIALS – Made from quality material for durability and long life
  • BETTER TOGETHER — Use Walker® accessories when installing catalytic converters and mufflers for a complete exhaust system upgrade
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Taylor Gaskets – Seal-4-Good Header Flange Gasket (Part No.66126)

Seal-4-Good Header Flange Gasket

from

$48.99
Seal-4-Good Header Flange Gasket

Mr. Gasket – Aluminum Exhaust Gaskets for Intense Heat Resistance (Part No.7402G)

Aluminum Exhaust Gaskets for Intense Heat Resistance

from

$42.99
Upgrade to Mr. Gasket Aluminum Layered Header Gaskets and eliminate blown exhaust gaskets forever. They conform to warped and damaged surfaces to create an airtight, leak-proof seal and will not shrink or deteriorate EVER.

Product Features:
  • Withstands Intense Exhaust Heat
  • Reusable header, exhaust manifold and collector flange gaskets
  • Manufactured from “dead soft” aluminum layers – .125″ thick
  • Easy Removal For Disassembly
  • Conforms easily to surface irregularities (warped flanges)
  • Compresses down to 0.060″ to create a tight leak-proof seal
  • Will not shrink, deteriorate, or blow out- eliminating gasket leaks
  • For high performance street, drag race and oval track use
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Taylor Gaskets – Seal-4-Good Header Flange Gasket (Part No.66013)

Seal-4-Good Header Flange Gasket

from

$48.99
Seal-4-Good Header Flange Gasket

Mr. Gasket – Copper Seal: Exhaust Gasket Set (Part No.7153)

Copper Seal: Exhaust Gasket Set

from

$59.99
Mr. Gasket CopperSEAL Header Gaskets are a high quality copper gasket that performs extremely well and are reusable. We recommend this in all racing and high performance applications. They are for stock heads unless indicated, and work well in high heat and turbocharged applications.

Product Features:
  • Manufactured from ¿Dead Soft¿ (solid) .043″ thick copper material.
  • Manufactured from ┐Dead Soft┐ (solid) .043″ thick copper material.
  • .051″ embossment around each exhaust port to seal irregular surfaces. Total gasket thickness .094″
  • Total gasket thickness .094″.
  • Provides excellent sealing and durability
  • Conforms to and seals minor surface irregularities
  • For high performance street, drag race, oval track and turbocharged (extreme heat) applications.
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Mr. Gasket – Ultra Seal: Exhaust Gasket Set (Part No.5900)

Ultra Seal: Exhaust Gasket Set

from

$32.99
Manufactured from high-temperature steel core/graphite faced exhaust material. Expanded steel core provides stability and maximum torque retention to eliminate gasket failure. Graphite facing provides excellent heat resistance and thermal conductivity to transfer heat away from the cylinder head. Conforms to and seals minor surface irregularities. High recovery material allows header or manifold flange to stay sealed if flange loses clamp-load. Can be trimmed if necessary for modified port applications. For original equipment replacement, high performance street, drag race and oval track use.

Product Features:
  • Manufactured from high-temperature steel core/graphite faced exhaust material
  • Expanded steel core provides stability and maximum torque retention to eliminate gasket failure
  • Graphite impregnated facing provides excellent heat resistance and thermal conductivity to transfer heat away from the cylinder head
  • Conforms to and seals minor surface irregularities
  • Can be trimmed if necessary for modified port applications
  • For OE replacement, high performance street, drag race and oval track use
  • Anti-Stick Properties
  • Easy Removal For Disassembly
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Taylor Gaskets – Header Gasket (Part No.66122)

Header Gasket

from

$48.99
Header Gasket

Flowtech – Header Gasket Set (Part No.99161FLT)

Header Gasket Set

from

$18.29
Header Gasket Set

Mr. Gasket – Ultra Seal: Exhaust Gasket Set (Part No.5902)

Ultra Seal: Exhaust Gasket Set

from

$34.99
Manufactured from high-temperature steel core/graphite faced exhaust material. Expanded steel core provides stability and maximum torque retention to eliminate gasket failure. Graphite facing provides excellent heat resistance and thermal conductivity to transfer heat away from the cylinder head.

Product Features:
  • Withstands Intense Exhaust Heat
  • Graphite-Impregnated Facing
  • Steel Expanded Metal Core
  • Superior Tensile Strength
  • Resists Deteriorating
  • Anti-stick Properties
  • Easy Removal For Disassembly
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1970 GMC K25/K2500 Pickup Exhaust Parts

You count on your 1970 GMC K25/K2500 Pickup to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Exhaust Parts. With 68 Exhaust Parts ranging in price from $1.99 to $1,318.00, you’re sure to find everything you need for your 1970 GMC K25/K2500 Pickup.

Brands matter. If you want to shop a specific Exhaust Parts brand, we stock 13 different brands like Felpro, Mr. Gasket, and Flowtech. 1970 GMC K25/K2500 Pickup Exhaust Parts start as low as $1.99!

One of the best ways to find top quality OEM or aftermarket Exhaust Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 712 extensive product reviews on 1970 GMC K25/K2500 Pickup Exhaust Parts. Some of the top-rated Exhaust Parts products we carry are Terminator; Exhaust Tips with 4.0 stars and Exhaust Gasket: High-Temperature Protection, Durability, and Reliable Sealing with 3.8 stars.

Did we mention you can order your Exhaust Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Exhaust Parts inventory for your 1970 GMC K25/K2500 Pickup below to get started!

Top-Rated Exhaust Parts Brands For Your 1970 GMC K25/K2500 Pickup

Trusted Exhaust Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 1970 GMC K25/K2500 Pickup running right for years to come. In our inventory you’ll find brands like Felpro, Mr. Gasket, Flowtech, and even more.

Popular Dorman Exhaust Parts

You’ll find popular Dorman brand products across Exhaust Manifold and Headers. All are waiting to get your 1970 GMC K25/K2500 Pickup back on the road. Some of the top-rated Dorman products in these categories are:
Direct Fit Exhaust Manifold: Without Heat Shield
from $148.99
(1)
Direct Fit Exhaust Manifold: Without Heat Shield
Exhaust Manifold and Headers
Direct Fit Exhaust Manifold: Without Heat Shield
from $155.99
(1)
Direct Fit Exhaust Manifold: Without Heat Shield
Exhaust Manifold and Headers

Top-Rated Felpro Exhaust Parts


If Felpro are what you’re looking for, our inventory holds plenty. We stock Felpro brand Exhaust Parts for your 1970 GMC K25/K2500 Pickup, and some of our most reviewed Felpro parts include:
Exhaust Manifold Gasket Set
from $19.99
(21)
Exhaust Manifold Gasket Set
Exhaust Manifold Gaskets
Exhaust Pipe Flange Gasket
from $2.99
(15)
Exhaust Pipe Flange Gasket
Exhaust Pipe and Flange Gaskets
Exhaust Pipe Flange Gasket
from $5.29
(10)
Exhaust Pipe Flange Gasket
Exhaust Pipe and Flange Gaskets

FAQs for 1970 GMC K25/K2500 Pickup Exhaust Parts

What are the most purchased Exhaust Parts for the 1970 GMC K25/K2500 Pickup?

Out of 68 Exhaust Parts for the 1970 GMC K25/K2500 Pickup, the most popular in our inventory are:
High-Performance Mandrel-Bent Headers with Leakproof O-Ring Seals
from $226.99
(13)
High-Performance Mandrel-Bent Headers with Leakproof O-Ring Seals
Exhaust Manifold and Headers
Aluminum Exhaust Gaskets for Intense Heat Resistance
from $42.99
(4)
Aluminum Exhaust Gaskets for Intense Heat Resistance
Exhaust Manifold Gaskets
Aluminum Exhaust Gasket: High-Heat Resistant, Easy Removal
from $42.99
This product is not rated
Aluminum Exhaust Gasket: High-Heat Resistant, Easy Removal
Exhaust Manifold Gaskets

What are the top-rated 1970 GMC K25/K2500 Pickup Exhaust Parts?

Top-rated Exhaust Parts for your 1970 GMC K25/K2500 Pickup based on customer reviews/ratings are:
Terminator; Exhaust Tips
from $85.99
(5)
Terminator; Exhaust Tips
“very nice…worth the money.”
Exhaust Pipe Flange Gasket
from $4.29
(2)
Exhaust Pipe Flange Gasket
“Great fit & good product”