1988 GMC K3500 Side Bars and Sideskirts

Your 1988 GMC K3500 might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Side Bars and Sideskirts you desperately need.

We currently carry 12 Side Bars and Sideskirts to choose from for your 1988 GMC K3500, and our inventory prices range from as little as $201.99 up to $661.99.

On top of low prices, Advance Auto Parts offers 3 different trusted brands of Side Bars and Sideskirts for the 1988 GMC K3500. We only sell parts from trusted brands like ARIES so that you can find quality parts you can count on.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Side Bars and Sideskirts stock in-person!

Side Bars and Sideskirts for Your 1988 GMC K3500

ARIES – 6 Inch Oval Side Bars (Part No.S2875)

6 Inch Oval Side Bars

from

$329.99
For solid footing, a comfortable step and a bold look for your truck, ARIES 6″ oval side bars are a step up. They are designed to mimic the style popular original equipment side bars and running boards, featuring two professional finish options, large non-skid step pads and tapered end caps. This particular pair of 6″ ovals is made with 304 stainless steel, meaning they are high in nickel content to be truly resistant to rust and corrosion. For a lasting shine and a bright accent on your vehicle, they are given a highly polished, mirror-like finish. They are also available in semi-gloss black powder-coated aluminum. To protect the interior of the tubes, all 6″ oval sides are equipped with hard ABS plastic end caps. The end caps come pre-attached to the tubes and feature a tapered design, lending to the overall OE look of the side bars and providing a professional finishing touch on your truck or SUV. For a sure step every time you climb into your vehicle, ARIES 6″ ovals are equipped with extra-wide step pads. The step pads are made from tough polypropylene and provide a generous 5″ width. The large, flat surface offers comfortable footing and has a textured surface to prevent slipping, even when wet. The polypropylene construction makes the step pads durable and crack-resistant for long-lasting use. ARIES 6″ oval side bars are also made for easy, no-drill installation. The boards themselves feature a track system for versatile application, and they mount using vehicle-specific brackets for a custom fit. The mounting brackets are made from high-strength carbon steel and use pre-existing holes to eliminate drilling during the installation process (NOTE: Mounting brackets for these side bars are sold separately. See the application information to find which brackets and side bars fit your vehicle).

Product Features:
  • 6″ wide, OE-style tube with hard ABS plastic end caps
  • 304 stainless steel construction to be strong and truly rust-resistant
  • Mirror-like polished stainless steel finish for a bright, clean accent
  • Extra-wide, non-skid step pads for safe, comfortable entry and exit
  • Universal track mounting system for easy, secure installation
  • No-drill, vehicle-specific application for a custom fit
  • Heavy-duty, powder-coated steel mounting brackets for a solid step
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Dee Zee – With Step Pads, 3" Round Bent/ 32" L, Polished, Ss, With Welded End Caps (Part No.DZ3700303)

With Step Pads, 3" Round Bent/ 32" L, Polished, Ss, With Welded End Caps

from

$661.99
A tubular side step for your vehicle. Dee Zee Universal Steps are available when a custom fit application is not available for your vehicle. Drilling is required into the vehicle frame for mounting. Sturdy hidden bracing and hardware is coated to help prevent rust and keep your tubes strong. Molded plastic step pads provide a non-skid stepping area. Universal Nerf Bars are available in 3 Inch Round or 4 Inch Oval designs. 3 Inch Round designs are available in UltraShine Aluminum, Black Aluminum, Polished Stainless Steel or Black Steel. 4 Inch Oval designs feature UltraShine Aluminum or Black Aluminum.

Product Features:
  • Mounting Kit Included
  • Frame Body Mount Bolts
  • Drilling Required
  • 1 Pad On The Bar
  • Frame Mounted For Maximum Strength
  • Powder Coated Steel Braces Resist Rust
  • Powder Coated Steel Braces Resist Rust
  • Molded Plastic Step Pads For Secure Footing
  • Fit Most Full And Mid Size Pickups
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Westin – Premier 6 Oval Nerf Step Bars (Part No.22-6020)

Premier 6 Oval Nerf Step Bars

from

$500.99
Westin introduces their new Premier 6 Oval Tube Steps in a highly Polished Stainless Steel or Black Powdercoat Mild Steel finish. The new Premier 6 Oval Side Bars offer tough solid construction with a sleek 5 step pad. Available in 4 lengths 53 75 85 and

Product Features:
  • Unique Style w/Tough Construction
  • Sleek Style And Finish
  • OE Style Look
  • UV Stable 5 in. Wide Step Pad
  • Stylized End Caps
  • Contoured Step Pad
  • Lifetime Warranty
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Dee Zee – With Step Pads, 3" Round Bent/ 64" L, Powder Coated, Black, Steel (Part No.DZ3700291)

With Step Pads, 3" Round Bent/ 64" L, Powder Coated, Black, Steel

from

$471.99
Dee Zee Nerf Steps A tubular side step for your vehicle. Constructed of black powder coated steel. 3 Inch round design. Molded plastic step pads provide non skid stepping areas. Hidden but sturdy bracing and hardware is coated to help prevent rust and keep your tubes strong.

Product Features:
  • Mounting Kit Included
  • Frame Body Mount Bolts
  • Drilling Required
  • 2 Pads On The Bar
  • Molded Plastic Step Pads Ensure Secure Footing. 90 Degree Bends And Hidden Bracing Create A Sleek Look
  • Hidden But Sturdy Bracing And Hardware Is Coated To Help Prevent Rust And Keep Your Tubes Strong
  • Hidden But Sturdy Bracing And Hardware Is Coated To Help Prevent Rust And Keep Your Tubes Strong
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Westin – Premier 4 Oval Nerf Step Bars (Part No.22-5020)

Premier 4 Oval Nerf Step Bars

from

$455.99
Saddle mounted step pad. Molded oval end caps. Features cradle mounted tubes and no drill installation. Black powder coated mild steel finish.

Product Features:
  • Vehicle Specific Mounting Kit Required; Sold Separately
  • 4 in. Oval Tube
  • Injection Molded Polymer Step Pad
  • Molded Oval End Caps
  • Bolt-On Installation; No Drilling Required
  • Limited Lifetime Warranty
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Dee Zee – With Step Pads, 3 Inch Round Bent, Polished, Ss, Frame Body Mount Bolts (Part No.DZ370113)

With Step Pads, 3 Inch Round Bent, Polished, Ss, Frame Body Mount Bolts

from

$368.99
Dee Zee Nerf Steps A tubular side step for your vehicle. Constructed of polished stainless steel. 3 Inch round design. Molded plastic step pads provide non skid stepping areas. Hidden but sturdy bracing and hardware is coated to help prevent rust and keep your tubes strong.

Product Features:
  • Mounting Kit Included
  • Frame Body Mount Bolts
  • Drilling Not Required
  • 1 Pad On The Bar
  • Molded Plastic Step Pads Ensure Secure Footing. 90 Degree Bends And Hidden Bracing Create A Sleek Look
  • Hidden But Sturdy Bracing And Hardware Is Coated To Help Prevent Rust And Keep Your Tubes Strong
  • Hidden But Sturdy Bracing And Hardware Is Coated To Help Prevent Rust And Keep Your Tubes Strong
See More

Westin – Premier 6 Oval Nerf Step Bars (Part No.22-6025)

Premier 6 Oval Nerf Step Bars

from

$345.99
Westin introduces their new Premier 6 Oval Tube Steps in a highly Polished Stainless Steel or Black Powdercoat Mild Steel finish. The new Premier 6 Oval Side Bars offer tough solid construction with a sleek 5 step pad. Available in 4 lengths 53 75 85 and 91. To ensure a perfect fit Vehicle-Specific Mounting Kits are required and are purchased separately. Each mounting kit is exactly machined for a No-Drill Installation.

Product Features:
  • Unique Style w/Tough Construction
  • Sleek Style And Finish
  • OE Style Look
  • UV Stable 5 in. Wide Step Pad
  • Stylized End Caps
  • Contoured Step Pad
See More

Westin – Premier 4 Oval Nerf Step Bars (Part No.22-5025)

Premier 4 Oval Nerf Step Bars

from

$309.99
Saddle mounted step pad. Molded oval end caps. Features cradle mounted tubes and no drill installation. Black powder coated mild steel finish.

Product Features:
  • Vehicle Specific Mounting Kit Required; Sold Separately
  • 4 in. Oval Tube
  • Injection Molded Polymer Step Pad
  • Molded Oval End Caps
  • Bolt-On Installation; No Drilling Required
  • 3 Year Warranty
See More

Westin – E-Series 3 Round Nerf Step Bars (Part No.23-0500)

E-Series 3 Round Nerf Step Bars

from

$280.99
Westin(TM) E-Series Nerf Bars are made of 3in. diameter round tubing and are vehicle specific designs. Step design and mounting technique varies by application (mounting kit included). They feature recessed area mounted step pads unique to E-Series Nerf Bars feature the Westin(TM) brand name and are UV resistant.

Product Features:
  • Mount Kit Included
  • 3 in. Round Step Bars
  • Economical Step-Up Solution
  • Vehicle Specific Applications
  • Injection Molded Polymer Step Pad
  • Recessed Step Area
  • Bolt-On Installation; No Drilling Required
See More

ARIES – 6 Inch Oval Side Bars (Part No.B2875)

6 Inch Oval Side Bars

from

$277.99
For solid footing, a comfortable step and a bold look for your truck, ARIES 6″ oval side bars are a step up. They are designed to mimic the style of popular original equipment side bars and running boards, featuring two professional finish options, large non-skid step pads and tapered end caps. This particular pair of 6″ ovals is made with aluminum alloy to be strong and lightweight. Aluminum construction makes them completely impervious to rust, and for an extra layer of corrosion protection, they come with a durable semi-gloss black powder coat finish. They are also available in polished 304 stainless steel. To protect the interior of the tubes, all 6″ oval sides are equipped with hard ABS plastic end caps. The end caps come pre-attached to the tubes and feature a tapered design, lending to the overall OE look of the side bars and providing a professional finishing touch on your truck or SUV. For a sure step every time you climb into your vehicle, ARIES 6″ ovals are equipped with extra-wide step pads. The step pads are made from tough polypropylene and provide a generous 5″ width. The large, flat surface offers comfortable footing and has a textured surface to prevent slipping, even when wet. The polypropylene construction makes the step pads durable and crack-resistant for long-lasting use. ARIES 6″ oval side bars are also made for easy, no-drill installation. The boards themselves feature a track system for versatile application, and they mount using vehicle-specific brackets for a custom fit. The mounting brackets are made from high-strength carbon steel and use pre-existing holes to eliminate drilling during the installation process (NOTE: Mounting brackets for these side bars are sold separately. See the application information to find which brackets and side bars fit your vehicle).

Product Features:
  • 6″ wide, OE-style tube with hard ABS plastic end caps
  • Aluminum alloy construction to be lightweight and rust-free
  • Durable semi-gloss black powder coat finish for maximum corrosion resistance
  • Extra-wide, non-skid step pads for safe, comfortable entry and exit
  • Universal track mounting system for easy, secure installation
  • No-drill, vehicle-specific application for a custom fit
  • Heavy-duty, powder-coated steel mounting brackets for a solid step
See More

Westin – E-Series 3 Round Nerf Step Bars (Part No.23-0505)

E-Series 3 Round Nerf Step Bars

from

$258.99
Westin(TM) E-Series Nerf Bars are made of 3in. diameter round tubing and are vehicle specific designs. Step design and mounting technique varies by application (mounting kit included). They feature recessed area mounted step pads unique to E-Series Nerf Bars feature the Westin(TM) brand name and are UV resistant.

Product Features:
  • Mount Kit Included
  • 3 in. Round Step Bars
  • Economical Step-Up Solution
  • Vehicle Specific Applications
  • Injection Molded Polymer Step Pad
  • Recessed Step Area
  • Bolt-On Installation; No Drilling Required
See More

ARIES – 3 Inch Round Side Bars (Part No.204001-2)

3 Inch Round Side Bars

from

$201.99
ARIES 3″ side bars add a custom look and dependable footing to your truck, Jeep or SUV. They feature a classic style, a strong design and non-skid step pads. ARIES nerf bars are all made vehicle-specific for a custom, no-drill fit, and they are available in multiple finish options. This set of nerf bars is constructed from 304 stainless steel with a polished finish. Our 304 stainless steel is a true stainless with high nickel content, offering better corrosion resistance and a long-lasting finish. The polish is a triple application, resulting in a mirror-like shine to complement your vehicle. ARIES 3″ round side bars also come with high-strength steel brackets and non-skid step pads. The mounting brackets — as well as the side bars and step pads — are custom-designed for specific makes and models to allow the nerf bars to contour to the lines of your vehicle. This ensures easy, no-drill installation and the strength necessary to provide solid footing. This particular set of custom nerf bars fits specific years of the Chevy or GMC C1500, C2500, C3500, K1500, K2500 and K3500 (see application info to verify fitment). ARIES 3″ round side bars also come with non-skid step pads made of polypropylene. These wide, custom-positioned step pads feature a textured pattern and cover a wide portion of the tubes to be more comfortable and high-traction, even in wet conditions.

Product Features:
  • Unique bends to contour to the body of the vehicle
  • Custom, non-skid step pads for safe entry and exit
  • 3″ diameter, heavy-wall tube design
  • 304 stainless steel construction to be strong and truly rust-resistant
  • Mirror-like polished stainless steel finish for a bright, clean accent
  • No-drill, vehicle-specific application for a custom fit
  • Heavy-duty steel mounting brackets for a solid step
See More

FAQs for 1988 GMC K3500 Side Bars and Sideskirts

What are the most popular Side Bars and Sideskirts for the 1988 GMC K3500?

With 3 brands you can trust, our most popular Side Bars and Sideskirts for the 1988 GMC K3500 parts are:
6 Inch Oval Side Bars
from $329.99
This product is not rated
6 Inch Oval Side Bars
Side Bars and Sideskirts
6 Inch Oval Side Bars
from $277.99
This product is not rated
6 Inch Oval Side Bars
Side Bars and Sideskirts
With Step Pads, 3" Round Bent/ 64" L, Powder Coated, Black, Steel
from $471.99
This product is not rated
With Step Pads, 3" Round Bent/ 64" L, Powder Coated, Black, Steel
Side Bars and Sideskirts