Riding a motorcycle is all about freedom, adventure, and of course, style. For many riders, upgrading and customizing their bikes with aftermarket parts is a great way to put their stamp on their ride. One popular mod that can dramatically transform the look and sound of your motorcycle is installing chrome plated exhaust pipes.

The gleaming finish of chrome plated exhausts can give your bike a truly custom look while also providing increased durability. But what exactly is chrome plating? How is it done and what benefits does it offer compared to standard exhausts?

What is Chrome Plating?

Chrome plating refers to the process of electroplating a thin layer of chromium onto a metal surface to provide a bright, shiny, and protective finish. Exhaust systems can be chrome plated to give them a polished, mirror-like look compared to standard matte black pipes.

The chrome plating process involves several steps:

Surface preparation – The existing surface is thoroughly cleaned and polished to remove any dirt, oil, rust, or imperfections. This helps the chrome layer adhere properly.
Nickel plating – A layer of nickel is applied to the surface first to act as a binding agent for the chrome. Nickel provides a smooth finish for the chrome to adhere to.
Chrome plating – The exhaust pipes are submerged in a chrome plating electrolytic bath where an electric current is applied. This causes chromium particles in the solution to bind to the nickel-plated surface, slowly building up a layer of chrome.
Polishing and buffing – The chrome surface is polished and buffed to a brilliant shine. This removes any surface imperfections and enhances the reflective mirror finish.

The resulting chrome plated layer is measured in microns. A thickness between 25-250 microns is typical for most chrome finishes, with motorcycle exhausts usually falling within 50-100 microns [1].

Benefits of Chrome Plated Exhausts

Installing chrome plated exhaust pipes on your motorcycle can transform its appearance while also providing additional benefits:

Visual Appeal

The most obvious advantage is the stunning visual impact it creates. The gleaming finish and polished look of chrome exhausts can make your bike stand out. It enhances the overall aesthetics and gives your ride a true custom feel.

Corrosion Resistance

The chrome plating forms a protective layer that shields the original metal underneath from exposure to the elements. Chrome has excellent corrosion and oxidation resistance, meaning it can withstand exposure to rain, humidity, road salts, and chemicals without degrading [2]. This keeps your exhausts looking good for longer.

Heat Resistance

Chrome plating provides heat resistance up to 425°C before discoloration occurs [3]. This high heat tolerance makes it well-suited to exhaust systems where temperatures can reach several hundred degrees Celsius. The chrome finish is better able to resist discoloring or peeling under prolonged high heat compared to standard paints.

Durability

In addition to corrosion and heat resistance, chrome plating is extremely hard and abrasion resistant. The dense chromium layer can withstand minor scratches and scuffs from road debris. Chrome plated exhausts better retain their shine compared to steel or aluminum pipes which can become dulled and scratched more easily.

Easier Cleaning

The slick mirror-like surface of chrome exhausts allows you to simply wipe away dirt, grime, and road debris that accumulates from riding. Standard exhausts can become stained much easier requiring more scrubbing to clean. The non-porous chrome layer makes washing simpler.

Customized Look

Chrome plating enables you to customize the look of your bike with a bold, eye-catching style. It allows you to put a unique stamp on your ride’s overall appearance. Whether you want a show quality shine or a more subdued satin finish, chrome exhausts give you options.

Factors to Consider Before Chrome Plating Exhausts

While the benefits are appealing, here are a few important factors to consider:

Cost

The chrome plating process is labor-intensive and requires specialized equipment and materials. This makes it more expensive compared to standard black exhaust pipes. The costs vary between different plating shops but expect to pay several hundred dollars or more for a complete set of chrome plated pipes.

Existing Condition of Exhausts

For the best results, the original pipes should be in good condition without excessive rust or damage. The plating process can mask some minor imperfections but major dents, holes, or rust will usually still show through the chrome finish. If your current exhausts are very worn or corroded, you may want to invest in new pipes before plating.

High Temperatures

Although chrome is heat resistant, extremely high temperatures over time can still cause discoloration, especially near the exhaust ports where heat levels are highest. Using double-walled exhausts with air insulation can help reduce this risk. Also allowing your bike to fully cool before shutting it down helps prevent heat damage.

Discoloration

Chrome finishes are not impervious. Road salts, moisture, and chemicals can eventually penetrate the chrome layer causing oxidation and discoloration over time [4]. However, chrome offers much greater corrosion protection compared to standard steel or aluminum exhausts. Periodically using chrome polish can help maintain the shine.

Plating Coverage

It is generally recommended to chrome plate the entire exhaust system rather than just specific parts or sections. Having some components plated while others are left standard black can look mismatched. Plating the full headers, pipes, and mufflers provides a consistent look.

Maintenance

Like any surface finish, chrome will require occasional maintenance to keep its shine. Using a quality chrome polish and taking care not to scrape or scratch the surface will help maintain the luster. Avoid using abrasive cleaners or pads.

Sound and Performance

While chrome pipes enhance aesthetics, they do not generally improve performance or alter the exhaust sound. You may want to consider combining new chrome pipes with aftermarket exhaust components designed to enhance power or produce a deeper tone.

The Chrome Plating Process Step-by-Step

If you decide to move forward with getting your exhausts chrome plated, here is a more detailed look at the complete plating process:

Surface Preparation

Proper surface prep is crucial for optimal plating results. The exhaust components are thoroughly cleaned using alkaline degreasers to remove all traces of dirt, oil, and contaminants. A sand blaster is then used to remove any rust down to bare metal. Acid solutions help etch the surface which improves adhesion.

Polishing

The parts are polished using a buffing wheel and fine grit abrasives. This smoothes any microscopic imperfections on the surface in preparation for nickel plating. A perfectly polished surface allows the subsequent coatings to adhere evenly.

Nickel Plating

The exhaust pipes are submerged in a nickel electrolyte solution. An electric current is applied which causes nickel particles to deposit uniformly onto the surface, covering it completely. Nickel provides a strong, smooth foundation for the chrome layer.

Chrome Plating

With the nickel plating complete, the exhaust components are moved to the chrome plating tank. Chromic acid and catalysts in the solution allow chrome particles to adhere when an electrical charge is applied. The thickness of the chrome layer is precisely controlled.

Rinsing and Drying

After plating, the parts are thoroughly rinsed and then dried. Proper rinsing removes any solution droplets or residual particles left over from the plating baths. The components must be completely dried to avoid water spots.

Polishing and Buffing

Light polishing and buffing follows the plating process. This removes any minute surface defects and enhances the reflective qualities of the fresh chrome finish. The end result is a brilliant mirror-like shine.

Final Steps

The exhaust pipes are cleaned again and inspected to ensure even plating coverage and no flaws. Small touch-ups can fix any minor defects. Lastly, the chrome parts are carefully packaged to avoid damage before shipment or installation.

Finding a Reputable Plating Shop

The key to achieving flawless show-quality chrome plated exhausts is working with a reputable and experienced plating shop. Here are some tips for finding a good provider:

Look for specialization – Find shops that focus specifically on motorcycle chrome plating rather than general plating services. They will have the right equipment, solutions, and expertise.
Check reviews – Online reviews can provide insight into a shop’s quality, customer service, pricing, and turnaround time. Look for consistently positive feedback.
Ask about their process – A quality shop should use modern plating methods and be able to explain their process in detail. This includes surface prep, plating methods, and polishing techniques.
Inquire about warranties – Many plating providers offer warranties against defects, discoloration, or damage. This provides assurance that they stand behind their workmanship.
View past work – Most shops have examples of past exhaust jobs to showcase the quality of their plating. Be sure you like the styles and finishes they’ve delivered for other customers.
Get cost estimates – Prices vary so it helps to get quotes from 3-4 different plating providers to find the best value. Be wary of quotes that seem too low which may indicate substandard work.

Taking the time to find an experienced plating company with a proven track record will help ensure your satisfaction with the finished chrome exhaust system.

Maintaining Your Chrome Plated Exhausts

Once installed on your bike, you’ll want to take steps to keep your chrome exhausts looking their best:

Avoid scraping or scratching the finish when doing maintenance or repairs on the bike. Use painters tape to cover chrome surfaces if needed.
Let the exhaust fully cool before washing to prevent steam or pressure washer damage. Use a quality chrome polish and microfiber cloths.
Remove road grime like dead insects or tar promptly to limit etching or staining of the chrome finish.
Apply a chrome wax or sealant to help repel moisture and add an extra layer of protection from the elements.
Rinse off road salts after winter riding to prevent corrosion starting near brackets or hangers.
Use high quality stainless steel hose clamps to prevent the pipes from sagging or shifting which can lead to scratches.
Store your bike indoors or under a cover to avoid damage from rain, snow, and UV exposure when not riding.

With proper care and maintenance, your shiny new chrome exhaust pipes will maintain their eye-catching luster for many miles of riding.

Give Your Bike a Custom Look with Chrome Plated Exhausts

Installing chrome plated exhausts is a great way to personalize the style of your motorcycle with a show-stopping shine. The brilliant mirror finish and corrosion resistance makes chrome pipes stand out from standard black exhausts. While the plating process does require a higher upfront investment, the visual impact and protection chrome provides is worthwhile for many riders. With proper maintenance, your custom chrome exhaust system will retain its gleaming look for years of trouble-free performance.

References

[1] Baldwin, J. (2022). Chrome Plating 101: What You Need to Know. Craft Chrome Plating.

[2] Disegi, J.A. (2013). Chromium Plating. ASM Handbook, Volume 5: Surface Engineering. ASM International.

[3] Chrome Plating Services. (n.d.). Chrome Plating on Motorcycle Parts.

[4] Grainger Staff. (2022). Chrome Plating Problems and Defects. Grainger.