Chevrolet GMC 2500 Truck Safety, Air & Electrical

Explore our Chevrolet GMC 2500 Truck Safety, Air & Electrical parts for reliable performance on the road. From safety valves to air hoses and electrical cables, we have the parts you need at 4 State Trucks!

Product
Qty in Cart
Quantity
Price
Subtotal

FREE SHIPPING OVER $249

1/2 Inch Air Line Union Push Type

TRAMEC SLOAN

MSRP:

$10.19

Was:

1/2 Inch Air Line Union* High Quality Union* 1/2 Inch * Sold Individually* Warranty On Air Line Union Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket...

NP628

SKU:

NP628

Truck Class:

Heavy Duty

Diameter Options:

1/2 Inch

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

MSRP:

$10.19

Was:

Qty in Cart: 0

Price:

MSRP:

$10.19

Was:

Subtotal:
FREE SHIPPING OVER $249

1/4 Inch Air Line Quick Union

TRAMEC SLOAN

MSRP:

$7.96

Was:

1/4 Inch Air Line Union* High Quality Union* 1/4 Inch* Sold Individually* Warranty On Air Line Union Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket...

NP624

SKU:

NP624

Truck Class:

Heavy Duty

Diameter Options:

1/4 Inch

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$7.96

Was:

Qty in Cart: 0

Price:

MSRP:

$7.96

Was:

Subtotal:
On Sale

FREE SHIPPING OVER $249

Limited Quantity Available

1/8 Inch Air Line Union Push Type

TRAMEC SLOAN

MSRP:

Now: $3.81

Was: $12.84

Air Line Union* High Quality Union* 1/8 Inch* Sold Individually* Warranty On Air Line Union Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket Replacement Part...

NP622

SKU:

NP622

Truck Class:

Heavy Duty

Material Options:

Steel

Make:

Universal Items

Finish Options:

Chrome-Plated

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

Now: $3.81

Was: $12.84

Qty in Cart: 0

Price:

MSRP:

Now: $3.81

Was: $12.84

Subtotal:
FREE SHIPPING OVER $249

Air Line Fitting 1/2 Inch X 1/4 Inch MNPT

TRAMEC SLOAN

MSRP:

$5.69

Was:

1/2 Inch X 1/4 Inch Air Line Fitting* High Quality Fitting* 1/2 x 1/4 Inch * Sold Individually* Warranty On Air Line Fitting Against Defects In Workmanship & Material From Date Of Purchase***High...

N6984

SKU:

N6984

Truck Class:

Heavy Duty

Diameter Options:

1/2 Inch

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$5.69

Was:

Qty in Cart: 0

Price:

MSRP:

$5.69

Was:

Subtotal:
FREE SHIPPING OVER $249

3/8 Inch X 1/2 Inch Air Line FTG 90

TRAMEC SLOAN

MSRP:

$10.48

Was:

Air Line* High Quality Air Line* 3/8 Inch x 1/2 Inch* FTG 90* Sold Individually* Warranty On Air Line Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket...

N6968

SKU:

N6968

Truck Class:

Heavy Duty

Diameter Options:

3/8 Inch

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$10.48

Was:

Qty in Cart: 0

Price:

MSRP:

$10.48

Was:

Subtotal:
FREE SHIPPING OVER $249

Air Line Elbow Fitting 90 Degree 1/4 Inch X 1/4 Inch

TRAMEC SLOAN

MSRP:

$5.06

Was:

1/4 Inch X 1/4 Inch Air Line FittingDo you need an air line fitting for your project? 4 State Trucks carries 1/4 inch x 1/4 inch air line fittings with a six month warranty from the date of purchase...

N6944

SKU:

N6944

Truck Class:

Heavy Duty

Diameter Options:

1/4 Inch

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$5.06

Was:

Qty in Cart: 0

Price:

MSRP:

$5.06

Was:

Subtotal:
FREE SHIPPING OVER $249

Nylon Air Brake Male Connection 1/2 Inch X 1/2 Inch MNPT

TRAMEC SLOAN

MSRP:

$8.84

Was:

1/2 Inch X 1/2 Inch Air Line Fitting* High Quality Fitting* 1/2 x 1/2 Inch * Sold Individually* Warranty On Air Line Fitting Against Defects In Workmanship & Material From Date Of Purchase***High...

N6888

SKU:

N6888

Truck Class:

Heavy Duty

Diameter Options:

1/2 Inch

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$8.84

Was:

Qty in Cart: 0

Price:

MSRP:

$8.84

Was:

Subtotal:
FREE SHIPPING OVER $249

Nylon Air Brake Male Connection 1/2 X 3/8 Inch N68-8-6 For Plastic Airline

TRAMEC SLOAN

MSRP:

$9.80

Was:

Air Line Fitting* High Quality Fitting* .25 x .375 Inch * Sold Individually* Warranty On Air Line Fittings Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket...

N6886

SKU:

N6886

Truck Class:

Heavy Duty

Diameter Options:

1/4 Inch

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$9.80

Was:

Qty in Cart: 0

Price:

MSRP:

$9.80

Was:

Subtotal:
FREE SHIPPING OVER $249

1/4 Inch Nylon Air Brake Tube Fitting, Male Connector N68-4-4

TRAMEC SLOAN

MSRP:

$7.13

Was:

1/4 INCH MNPT Straight Fitting For Plastic Air LineThe 1/4 Inch MNPT Straight Fitting works great with nylon air brake tubing and meets DOT and SAE J246 standards. Made from sturdy brass with...

N6844

SKU:

N6844

Diameter Options:

1/4 Inch

Truck Class:

Heavy Duty

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$7.13

Was:

Qty in Cart: 0

Price:

MSRP:

$7.13

Was:

Subtotal:
FREE SHIPPING OVER $249

1/4 Inch Brass Air Line Tee

TRAMEC SLOAN

MSRP:

$10.06

Was:

1/4 Inch Air Line Tee* High Quality Tee* 1/4 Inch Brass* Sold Individually* Warranty On Air Line Tee Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket...

N644

SKU:

N644

Truck Class:

Heavy Duty

Diameter Options:

1/4 Inch

Material Options:

Brass

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$10.06

Was:

Qty in Cart: 0

Price:

MSRP:

$10.06

Was:

Subtotal:
FREE SHIPPING OVER $249

3/4 Inch Air Line Union

PARTS DISTRIBUTING

MSRP:

$28.55

Was:

Air Line Union* High Quality Union* 3/4 Inch* Sold Individually* Warranty On Air Line Union Against Defects In Workmanship & Material From Date Of Purchase*** High Quality Aftermarket Replacement...

N6212

SKU:

N6212

Truck Class:

Heavy Duty

Diameter Options:

3/4 Inch

Material Options:

Brass

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$28.55

Was:

Qty in Cart: 0

Price:

MSRP:

$28.55

Was:

Subtotal:
FREE SHIPPING OVER $249

5/8 Inch Air Line Union

TRAMEC SLOAN

MSRP:

$14.50

Was:

Air Line Union- 5/8 Inch* High Quality Union* 5/8 Inch * Sold Individually* Warranty On Air Line Union Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket...

N6210

SKU:

N6210

Truck Class:

Heavy Duty

Diameter Options:

5/8 Inch

Material Options:

Brass

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$14.50

Was:

Qty in Cart: 0

Price:

MSRP:

$14.50

Was:

Subtotal:
On Sale

Limited Quantity Available

FREE SHIPPING OVER $249

Brass 1/4 Inch Comp Nut

TRAMEC SLOAN

MSRP:

Now: $0.16

Was: $3.20

1/4 Inch Comp Nut* Made Of High Quality 1/4 inch brass* Sold Individually* Warranty On Nut Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket Replacement Part...

N614

SKU:

N614

Diameter Options:

1/4 Inch

Truck Class:

Heavy Duty

Material Options:

Brass

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

Now: $0.16

Was: $3.20

Qty in Cart: 0

Price:

MSRP:

Now: $0.16

Was: $3.20

Subtotal:
FREE SHIPPING OVER $249

1/2 Inch Air Line Sleeve

TRAMEC SLOAN

MSRP:

$1.23

Was:

1/2 Inch Brass Air Line Sleeve* High Quality Sleeve* 1/2 Inch* Sold Individually* Warranty On Sleeve Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket...

N608

SKU:

N608

Diameter Options:

1/2 Inch

Truck Class:

Heavy Duty

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$1.23

Was:

Qty in Cart: 0

Price:

MSRP:

$1.23

Was:

Subtotal:
FREE SHIPPING OVER $249

1/4 Inch Air Line Sleeve

TRAMEC SLOAN

MSRP:

$4.04

Was:

Air Line Sleeve- 1/4 Inch* High Quality Sleeve* 1/4 Inch* Sold Individually* Warranty On Sleeve Against Defects In Workmanship & Material From Date Of Purchase***High Quality Aftermarket Replacement...

N604

SKU:

N604

Diameter Options:

1/4 Inch

Truck Class:

Heavy Duty

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$4.04

Was:

Qty in Cart: 0

Price:

MSRP:

$4.04

Was:

Subtotal:
FREE SHIPPING OVER $249

Air Valve FF2 Full Function Replaces KN28600, 5396KN28600

AUTOMANN USA

MSRP:

$103.99

Was:

Air Valve FF2 Full FunctionOptimize your truck's air system with the Air Valve FF2 Full Function, engineered for precise control and reliable performance. Designed to replace KN28600 and 5396KN28600,...

KN28600

SKU:

KN28600

Truck Class:

Heavy Duty

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

MSRP:

$103.99

Was:

Qty in Cart: 0

Price:

MSRP:

$103.99

Was:

Subtotal:
FREE SHIPPING OVER $249

12G-10G Wire Terminal FM Spade Quick Connect

SPECTRO WIRE

MSRP:

$0.90

Was:

Wire Term FM SpadeDo you need female .250 quick connects? 4 State Trucks stocks wire term FM spade heat shrink quick connects in 12-10 gauge.* High Quality Wire Terminal* Female Spade Heat Shrink...

HSYFF1

SKU:

HSYFF1

Truck Class:

Heavy Duty

Location:

Made In USA

Size Options:

12 Gauge

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$0.90

Was:

Qty in Cart: 0

Price:

MSRP:

$0.90

Was:

Subtotal:
1/2 Inch Brass Flare X 3/8 NPT 90 Degree Male

TRAMEC SLOAN

MSRP:

$12.81

Was:

1/2 Inch Flare X 3/8 NPT 90 Degree Male* High Quality Flare* Brass* 1/2 Flare* 3/8 NPT * 90 Degree* Male* Sold Individually* Warranty On Flares Against Defects In Workmanship & Material From Date Of...

F4986

SKU:

F4986

Diameter Options:

3/8 Inch

Truck Class:

Heavy Duty

Material Options:

Brass

Degree Options:

90

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$12.81

Was:

Qty in Cart: 0

Price:

MSRP:

$12.81

Was:

Subtotal:
3/8 Inch Brass Flare X 1/2 NPT 90 Degree Male

PARTS DISTRIBUTING

MSRP:

$10.19

Was:

3/8 Inch Brass Flare X 1/2 NPT 90 Degree Male* High Quality Flare* Brass* 3/8 Flare* 1/2 NPT * 90 Degree* Male* Sold Individually* Warranty On Flares Against Defects In Workmanship & Material From...

F4968

SKU:

F4968

Diameter Options:

3/8 Inch

Truck Class:

Heavy Duty

Material Options:

Brass

Degree Options:

90

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$10.19

Was:

Qty in Cart: 0

Price:

MSRP:

$10.19

Was:

Subtotal:
3/8 Inch Brass Flare X 3/8 NPT 90 Degree Male

PARTS DISTRIBUTING

MSRP:

$16.65

Was:

3/8 Inch Brass Flare X 3/8 NPT 90 Degree Male* High Quality Flare* Brass* 3/8 Flare * 3/8 NPT * 90 Degree Male* Sold Individually* Warranty On Flares Against Defects In Workmanship & Material From...

F4966

SKU:

F4966

Diameter Options:

3/8 Inch

Truck Class:

Heavy Duty

Material Options:

Brass

Degree Options:

90

Make:

Universal Items

Product Type:

Air, Electrical, & Safety

Ready To Ship:

Yes

MSRP:

$16.65

Was:

Qty in Cart: 0

Price:

MSRP:

$16.65

Was:

Subtotal:

Total: items /

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Explore a wide range of safety, air, and electrical parts for Chevrolet and GMC 2500 trucks. This product lineup includes trailer adapters, wiring harnesses, brake controller kits, LED lighting, and premium connectors.

Frequently Asked Questions About Chevrolet GMC 2500 Truck Safety, Air & Electrical

What types of products are included in this category?

This category covers a range of safety, air system, and electrical components for Chevrolet and GMC 2500 trucks, including items such as lighting components, wiring and electrical connectors, air brake and air system parts, gauges, switches, and related safety accessories. These parts are designed to support the proper operation of your truck's electrical and air systems as well as overall on-road safety.

Will these parts fit my specific model year of Chevrolet or GMC 2500?

Fitment can vary by model year and trim, since electrical and air system components are often updated across production years. Always check the listed year range and specifications on each product page before ordering, and compare part numbers with your truck's existing components when possible to confirm compatibility.

Do these products meet DOT requirements for lighting and safety equipment?

Many lighting and safety-related items in this category are manufactured to meet DOT standards, and this will typically be noted in the product description. If DOT compliance is required for your application, review the specific listing details or reach out to our team to confirm before purchasing.

Can I install these parts myself, or do I need a professional?

Many electrical and air system components, such as switches, connectors, or basic lighting parts, can be installed by someone comfortable with basic wiring or air line work. However, more involved components, like air system valves or complex wiring harnesses, may be best handled by a qualified technician to ensure proper function and safety.

What should I check before replacing an air or electrical component on my 2500?

Before replacing a part, confirm the exact component you need by checking your truck's existing part number, reviewing your owner's manual for system specifications, and inspecting related components for wear or damage. This helps ensure you order the correct replacement and avoid repeat issues caused by a related worn part.