GMC K25 Performance and Racing Products

Essential GMC K25 Performance and Racing Products

Mr. Gasket – High Performance 180 Degree Thermostat for Increased Flow (Part No.4364)

High Performance 180 Degree Thermostat for Increased Flow

from

$26.99
Mr. Gasket High Performance Thermostats are designed to resist large variations of coolant pressure at high RPM (revolutions per minute). This allows them to fully open at correct temperature consistently regardless of engine RPM. The design also provides the high flow that engines operated a higher RPM need. This thermostat also features a copper/brass construction to further resist corrosion. Mr. Gasket High Performance / High Flow Thermostats are suitable for street, drag race, or oval track applications.

Product Features:
  • Opens At 180 Degrees
  • Designed to Resist Large Variations of Coolant Pressure at High RPM
  • Fully Opens at Correct Temperature Consistently Regardless of Engine RPM
  • For High Performance Street, Drag Race, and Oval Track
  • Copper & Brass Construction – Resists Corrosion
  • High Flow
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FEL-PRO Performance – Cylinder Head Gasket: Steel Core Composite, Without Head Bolts (Part No.1025)

Cylinder Head Gasket: Steel Core Composite, Without Head Bolts

from

$72.99
Fel-Pro Performance Gaskets deliver reliable sealing under grueling racing conditions

Product Features:
  • Fel-Pro Performance head gaskets accommodate the high cylinder pressures and cylinder head movement associated with performance engines.
  • Inserted within a stainless steel armor surrounding each cylinder, wire ring design provides highly concentrated sealing around the combustion chamber.
  • Raises combustion sealing force to roughly three times that of standard head gaskets.
  • Steel wire rings for the greatest combustion seal strength.
  • Not intended for use in emission controlled vehicles.
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K&N – Premium Oil Filter: Ideal for Synthetic & Conventional Oil, Protects Your Engine (Part No.HP-2002)

Premium Oil Filter: Ideal for Synthetic & Conventional Oil, Protects Your Engine

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$17.99
K&N premium oil filters are meticulously engineered to offer outstanding filtration and engine protection. The heavy-duty canister is engineered to be exceptionally durable, and a one-inch welded hex nut can be used for quick and easy filter removal. Each filter is specifically designed to withstand the service intervals recommended by vehicle manufacturers.

Product Features:
  • HIGH FLOW RATES: Designed to provide exceptional flow rates and a consistent flow of oil to your engine
  • VERSATILE COMPATIBILITY: Designed to operate with all synthetic, conventional, and blended motor oils
  • PROTECT YOUR ENGINE: Pleated synthetic-blend filtration media removes most harmful contaminants
  • EXTENSIVELY TESTED: Laboratory tested to ensure excellent capacity and burst strength
  • EASY TO REMOVE: Fast and easy Wrench-Off removal
  • HEAVY-DUTY CONSTRUCTION: Heavy-duty canister for outstanding durability
  • HIGH CAPACITY: Withstand the longer service intervals now recommended by some vehicle manufacturers
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Flowtech – Ceramic Header (Part No.31506FLT)

Ceramic Header

from

$499.99


Product Features:
  • Fuel Economy From The Engine
  • Leak Test For Max Performance
  • Ceramic Headers
  • Rust And Corrosion Resistance
  • Mandrel-Formed Power Plenum
  • Leakproof O-Ringed Port Seals
  • Include All Mounting Hardware
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Mr. Gasket – Starter Motor Heat Shield (Part No.3678)

Starter Motor Heat Shield

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$43.99
Fits Chevy small block 265-400 CID, Chevy big block 396-454 CID, & 90 degree Chevy V6. The Starter Motor Heat Shield is built with heat-resistant material sandwiched between two aluminum plates. The shield protects the starter from heat buildup from the exhaust system, especially important when using headers.

Product Features:
  • Designed to prevent starter overheat due to extreme exhaust temperature
  • Heat resistant material sandwiched between 2 aluminum plates
  • Protects Starter From High Temperatures
  • Made Of 2 Sheets Of Aluminum Heat Resistant Center
  • Natural Finish
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Mr. Gasket – Cylinder Head Dowel Pins (Part No.4377)

Cylinder Head Dowel Pins

from

$17.79
Big Block Chevrolet tubular head dowel, .638/.639 inch o.d. (outer diameter) by 1/2 inch. Packaged two per set. These hard to find dowel pins are precision machined then case hardened for accurate alignment in engine assembly.

Product Features:
  • Precision Machined
  • Case Hardened
  • Give Accurate Alignment
  • 2 Per Set
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Motive Gear – Performance Differential Ring and Pinion (Part No.G885308)

Performance Differential Ring and Pinion

from

$228.99


Product Features:
  • GM 10BL 8.5 R/P 3.08 FRT/REAR MGP
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Mr. Gasket – Rear Main Seal Gasket (Part No.1960)

Rear Main Seal Gasket

from

$23.99
This Mr. Gasket Rear Main Seal is made from silicone to allow the seal to handle extreme engine oil temperature. It also provides for an upgrade for that leaky rope style seal and is a direct replacement for a rubber main seal. It’s also injection molded for a precise fit.

Product Features:
  • Repairs That Leaky Rear Main Sail
  • Silicone Rubber to Withstand Extreme Engine Oil Temperatures
  • Upgrade for Rope Seal Equipped Cars or Direct Replacement for Rubber Main Seal
  • Injection Molded for Precise Fit
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Edelbrock – Sure Seat Valve Springs for Ford 429/460 V8 1969-1987 (Part No.5767)

Sure Seat Valve Springs for Ford 429/460 V8 1969-1987

from

$111.99
Complete kit includes retainers and locks. Springs made of highest quality spring wire. Springs precision wound to close tolerances. Includes superior quality steel retainers. Includes 7 degree heat-treated valve stem locks. Retainers and locks black oxide coated. Non-Rotator style: Dyno tested and street proven. Great match to Edelbrock camshaft kit.

Product Features:
  • For Use With Cast Iron Heads
  • Springs Made of Highest Quality Spring Wire
  • Springs Precision Wound To Close Tolerances
  • Use with Original Equipment Heads Only
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Motive Gear – Differential Carrier (Part No.6258336)

Differential Carrier

from

$211.99


Product Features:
  • GM10.5″ 14 BOLT OPEN EMPTY CASE 4:10 & DWN
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Mr. Gasket – Header Bolt Set (Part No.2211G)

Header Bolt Set

from

$50.39
Made of high quality stainless steel. These bolts will brighten up your hot rod, or improve the looks of your race car.

Product Features:
  • Bright Ball Burnish Finish
  • Made From 304 Stainless
  • Compact Hex Head Is Ideal Where Space Is Limited
  • 16 per Package
  • Resist corrosion and provides a clean professional appearance
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Hays – Flexplate: Chevy 57-85 (153T) (Part No.10-012)

Flexplate: Chevy 57-85 (153T)

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$145.99
Constructed of thicker than stock steel plate to withstand the stress of high stall speed converters and high RPM engine. Zinc dichromate plated to resist rust and corrosion. Meets SFI specification 29.1 for racing.

Product Features:
  • Thicker Than Stock Steel Plate
  • Ring Gear Securely Welded
  • Dual Bolt Patterns
  • Zinc-Dichromate Plated To Resist Corrosion
  • Withstands High Torque and RPM
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Hays – Power Train (Part No.85-112)

Power Train

from

$665.99
Matched assembly for maximum reliability. An excellent choice for high performance street applications.

Product Features:
  • Built As Matched Assembly
  • Exceptional Performance
  • Exceptional Durability
  • Long Term Dependability
  • Designed for Street And Street Strip Applications
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Spectre – Valve Cover (Part No.5322)

Valve Cover

from

$20.99
Spectre’s Valve Cover Spreader Bar Kits are designed to improve the seal between your valve cover and cylinder head. Constructed from high quality heavy gauge steel, the spreader bars help to evenly distribute clamping pressure, preventing leaks. Featuring a triple chrome-plated finish, this kit is designed to fit Chevrolet 396-454 Big Block engines.

Product Features:
  • Designed for Chevrolet 396-454 Big Block engines
  • Features a triple chrome-plated finish
  • Constructed from heavy gauge steel
  • Engineered to improve valve cover seal
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Rancho – RS5000 Steering Damper (Part No.RS5404)

RS5000 Steering Damper

from

$89.99
Ideal for off-road driving, towing and street applications, Rancho® RS5000® steering stabilizers enhance a vehicle’s performance and minimize on- and off-road driver fatigue by reducing wheel shimmy, bump steer and vibration.

Product Features:
  • IMPROVED HANDLING AND PERFORMANCE — Reduces wheel shimmy, bump steer and vibration which helps minimize on- or off-road driver fatigue
  • ACCOMMODATES LARGER TIRES — Engineered for vehicles with oversized wheels and tires
  • ENGINEERED TO LAST — Features protective boot to safeguard shock rod and oil seal
  • HANDLES EXTREME TEMPERATURE CHANGES — Twin-tube cellular gas design filled with all-weather fluid allows for cooler operation, increased vehicle control and ability to withstand internal temperatures of -40 to 248°F
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Energy Suspension – Sway Bar Bushing Set (Part No.3.5179R)

Sway Bar Bushing Set

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$39.99
Energy Suspension performance polyurethane sway bar bushings and end links offer the greatest improvement in performance among all the products Energy offers. They make a vehicle’s sway bar system much more effective like adding a larger, higher performance sway bar! Economy, increased efficiency, and easy installation are just some of the reasons these products are so popular. Made of Hyper-Flex polyurethane that lasts much longer than O.E.M. rubber bushings.

Product Features:
  • Allows Sway Bar System to Work At 100% Efficiency
  • Zerk Type Fittings
  • Allows for Periodic Greasing
  • Lasts Much Longer Than OEM Rubber Bushings
  • Handling Characteristics Improve Dramatically
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Mr. Gasket – Billet Style Aluminum Water Pump Pulley (Part No.5315)

Billet Style Aluminum Water Pump Pulley

from

$103.99
The pulley is machined from aluminum and heat treated for strength. The satin finish is a more subtle alternative to chrome and offers a hi-tech look. Compliments crankshaft pulley #5317 or 5318.

Product Features:
  • Made from aluminum
  • Heat treated for strength
  • Satin finish for a more subtle hi-tech look than chrome
  • Matches crankshaft pulley #5317 or #5318
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Flowtech – Real-Seal; Header Gasket (Part No.99150AFLT)

Real-Seal; Header Gasket

from

$85.39


Product Features:
  • Water/Weather Resistant
  • Re-Useable
  • Will Not Burn Or Blow Out
  • Suitable For Port-Matching
  • Made In USA
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Edelbrock – Performer Small-Block Chevy Cylinder Head 64cc Hydraulic Flat Tappet (Part No.60909)

Performer Small-Block Chevy Cylinder Head 64cc Hydraulic Flat Tappet

from

$1009.99
Product Features:
  • 50-State Street Legal Aluminum Cylinder Head
  • Out-of-the-Box Bolt-On Performance
  • 64cc Combustion Chambers Improve Performance
  • Retain Stock Compression Ratio
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Accel – 8Mm Super Stock Spiral Cust Bk (Part No.5048K)

8Mm Super Stock Spiral Cust Bk

from

$96.99
The traditional ACCEL combination of yellow wire and red spark plug boots has been added to these SuperStock Spiral Core 5000 Series wire sets, which feature color-matched wire and spark plug boots in blue, black, and red. With only 500 ohms/ft. of resistance, more ignition energy can reach the spark plug, producing a longer-lasting, hotter spark flame kernel. The results is higher performance through improved efficiency, quicker throttle response, and reduced emissions. This 8mm wire’s double silicone construction is rated to 550 degrees F. The high-gloss wire jacket resists moisture, chemicals, and heat extremes for longer life and great looks. The fiberglass braid adds greater pull strength and terminal retention, while the stainless steel spark plug terminals provide excellent long life, electrical conductivity, and corrosion resistance. Both universal and custom-fit applications are available for early and late model cars and trucks.

Product Features:
  • 500 Ohms/ft Of Resistance
  • 550 F Rated Silicone Jacket
  • Stainless Steel Plug Terminals
  • High RFI Suppression For Street And Strip Use
  • High-strength Fiberglass Braid Construction
  • 8mm High Gloss Silicone Jacket
  • 500 Ohms Resistance
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Weiand – Action Plus Water Pumps (Part No.9240P)

Action Plus Water Pumps

from

$215.99
Weiand’s light weight, performance aluminum mechanical Action-Plus water pumps give a weight saving of 30 percent to 50 percent over stock cast-iron pumps. These pumps feature a premium quality bearing and seal that have twice the load capacity of stock pumps. Weiand’s exclusive housing counter bore keeps the bearing form walking out. All pumps are designed with the necessary bracket bosses and water connections to fit popular street applications.

Product Features:
  • Twisted Snout Water Pump Design For Updated Style
  • Street Performance
  • Heavy Duty Shaft w/5/8 in. Pilot
  • Six-Blade Stamped Steel
  • Anti-Cavitation Impeller
  • 100 Percent Leak Tested
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Motive Gear – Differential Mini Spool (Part No.MS10-28)

Differential Mini Spool

from

$98.99


Product Features:
  • MINI SPOOL GM 10 BOLT 8 1/2″ 28 SPLINE
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Mr. Gasket – Oilpan (Part No.7606G)

Oilpan

from

$197.99
Designed for most big block Chevrolet applications, the low profile sump design allows increased oil capacity without restricting ground clearance. Specially designed internal trap door baffling, combined with custom oil pump pick-ups, keep oil pressure fluctuation to a minimum. These oil pan measure 8-1/4 inch deep from the top side rail to bottom sump, and feature bright orange paint finish. For both street and racing applications. Oil pan capacity is 6 quarts.

Product Features:
  • Additional oil capacity – 6 Quarts
  • Superior oil control due to internal trap door baffle
  • Good ground clearance
  • Prepainted bright orange
  • Depth of Oil Pan: 8-1/4″
  • Width of Oil Pan: 8-3/8″
  • Length of Oil Pan: 22-3/4″
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Edelbrock – Performer-Link Adjustable True-Roller Timing Chain Set (Part No.7810)

Performer-Link Adjustable True-Roller Timing Chain Set

from

$74.99


Product Features:
  • Solid Bushing Chain Resists Stretching
  • For Use with Stock or Edelbrock Camshafts
  • Stressproof Steel Crank Gears
  • 3 Keyway Setting Points To Ensure Accurate Timing
  • True Bearing Surface Rolls with the Sprockets
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Edelbrock – Thunder AVS Carburetor #1826 650 CFM With Electric Choke, Satin Finish (Non-EGR) (Part No.1826)

Thunder AVS Carburetor #1826 650 CFM With Electric Choke, Satin Finish (Non-EGR)

from

$464.99
New or reconditioned 650cfm. Square-flange. Electric choke without EGR. Primary jet 0.095. Secondary jet 0.098. Metering Rod 0.065 x 0.047. Dual plane intake. Spring loaded needles and seat increase performance. New qwik-tune adjustable secondary air valve. Distinctive black accented hardware. Lightweight ball burnished aluminum. No gaskets below fuel level to prevent leakage. Metering rod and step up springs can be changed easily. GM and AMC style throttle linkage.

Product Features:
  • Spring Loaded Needles/Seat Increase Performance
  • New Qwik-Tune Adjustable Secondary Air Valve
  • Distinctive Black Accented Hardware
  • Lightweight Ball-Burnished Aluminum
  • No Gaskets Below Fuel Level to Prevent Leakage
  • Metering Rod/Step Up Springs Can Be Changed Easily
  • GM/AMC-Style Throttle Linkage
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GMC K25 Performance and Racing Products Categories

Helping You Find the Right Performance and Racing Products for Your GMC K25

You love your K25. So we’ve made it easier than ever to help you find GMC K25 Performance and Racing Products in our online catalog. Our inventory holds 298 aftermarket and OEM Performance and Racing Products for your GMC K25, ranging from $7.19 to $1,322.99.

We offer parts from 21 brands trusted to make quality Performance and Racing Products for your GMC K25. Before you buy, take some time to read through customer reviews. We currently have 4,482 reviews of GMC K25 Performance and Racing Products from previous customers. Some of the top rated parts include Differential Ring And Pinion with 4.2 stars and Blaster 2 Coil: High Performance Ignition Upgrade with 4.3 stars.

Find your K25 Performance and Racing Products here, order online, and have your order shipped directly to your home. Prefer to have an in-person look at your GMC K25 part to confirm it’s just right? You can find your nearest Advance Auto Parts store and confirm they have the part in stock before heading over.

Top Performance and Racing Products Brands for Your GMC K25

Our inventory holds Performance and Racing Products for your GMC K25 from 21 trusted brands. You’ll find OEM and aftermarket parts from brands like Mr. Gasket, Edelbrock, and K&N, all of which can keep that GMC happy.
We have B & M parts available for your GMC K25 in categories like Performance Engines. Some of the top-rated B & M parts in these categories are:
Tork Master 2400
from $339.99
(1)
Tork Master 2400
Performance Torque Converters
Tork Master 3000
from $499.99
(1)
Tork Master 3000
Performance Torque Converters

Top-Rated Edelbrock Performance and Racing Products

Leading Edelbrock Performance and Racing Products

We carry Edelbrock brand parts for your GMC K25 across several catalog categories, including Performance Fuel Systems. Some of our most reviewed Edelbrock parts include:

FAQs for GMC K25 Performance and Racing Products

What are the most purchased Performance and Racing Products for the GMC K25?

Out of 298 Performance and Racing Products for the GMC K25, the most popular in our inventory are:
Distributor Cap and Rotor; GM HEI Distributor; Red
from $46.49
(49)
Distributor Cap and Rotor; GM HEI Distributor; Red
Performance Distributor Cap and Rotor Kits
High Performance Transmission Mount for Street & Racing Vehicles
from $41.99
(17)
High Performance Transmission Mount for Street & Racing Vehicles
Performance Engine and Transmission Mounts

What are the top-rated GMC K25 Performance and Racing Products?

Top-rated Performance and Racing Products for your GMC K25 based on customer reviews/ratings are:
Differential Ring And Pinion
from $342.99
(23)
Differential Ring And Pinion
“So far so good.”
Blaster 2 Coil: High Performance Ignition Upgrade
from $49.99
(20)
Blaster 2 Coil: High Performance Ignition Upgrade
“Had one before and blew it up, good easy replacement. MSD makes a good product.”
High Performance 180 Degree Thermostat for Increased Flow
from $26.99
(20)
High Performance 180 Degree Thermostat for Increased Flow
“Installed in my 95 mustang perfect fit and working better than hopped or expected!!!”