Heater Channel Bottom Plate, Left Side, Fits Beetle 49-77

OVERVIEW

When it comes to restoring the heart of a classic Volkswagen, the exhaust system is often the most overlooked yet critical component for both performance and period-correct aesthetics. This European-made stock replacement muffler by EMPI is engineered specifically for the transitional 1963.5 through 1965 Beetle equipped with the legendary 40HP 1200cc engine. Unlike inferior thin-walled alternatives that produce a tinny, hollow sound, this premium unit offers the robust, deep-throated purr that defines the air-cooled experience. Crafted with precision in Europe, it adheres to strict OEM standards, ensuring that every flange and mounting point aligns perfectly with your existing heater boxes and engine tin. Whether you are performing a concourse-level restoration or simply maintaining a daily driver, this muffler provides the structural integrity and backpressure regulation required to keep your 40HP flat-four running cool and efficiently.

The attention to detail on this unit is truly what sets it apart from the competition. It features integrated stock-style pre-heater boxes and reinforced exhaust tip supports that prevent the common "tailpipe sag" seen on lesser models. The muffler body boasts a perfect, high-pressure seam that resists leaks and premature corrosion, a vital factor for engines that rely on a sealed system for proper cabin heating and intake manifold pre-heating. By utilizing the referenced OEM part number 111-251-051H, Appletree ensures that you are getting a component that fits right the first time without the need for "persuasion" with a hammer or pry bar. Investing in this EMPI European-sourced muffler means you are choosing longevity, superior airflow, and the peace of mind that comes with using a part designed to meet or exceed original Volkswagen specifications.

FITMENT

• Volkswagen Type 1 Beetle: Late 1963 (from chassis # 5 677 119)
• Volkswagen Type 1 Beetle: 1964
• Volkswagen Type 1 Beetle: 1965
• Engine Compatibility: 1200cc 40HP Air-Cooled Flat-Four
• Model Note: Specifically designed for vehicles requiring the 111-251-051H configuration.

SPECS

• Part Number: 111-251-051HDK
• Manufacturer: EMPI (European Production)
• Reference OEM Number: 111 251 051H
• Weight: 9.92 lbs
• GTIN: 707924390254
• Material: Heavy-duty automotive grade steel
• Finish: Protective silver/grey shop coating (intended for prep and paint)
• Configuration: Dual-port exhaust tip outlets with pre-heater boxes included
• Engine Application: 40 Horsepower 1200cc

PRO TIPS

Tip 1: Prep the Surface for Longevity

Most stock-style mufflers, including this high-quality European unit, come with a thin "shop paint" or transit coating intended to prevent rust during shipping and storage. Before you bolt this onto your Beetle, we highly recommend scuffing the surface with a Scotch-Brite pad and applying a high-quality, high-temperature ceramic exhaust paint. Taking the time to apply two or three light coats of 1200-degree rated paint will significantly extend the life of the muffler by preventing surface rust caused by heat cycles and road moisture. Don''t forget to paint the seams and the areas around the pre-heater boxes, as these are the most common spots where corrosion begins on untreated systems.

Tip 2: Ensure an Airtight Seal at the Pre-Heaters

One of the most common mistakes during installation is reusing old, crushed gaskets or worn-out clamps. When installing this muffler on your 40HP engine, always use fresh copper or composite gaskets and new "J-pipe" clamps. A leak at the exhaust flange doesn''t just sound bad; it can lead to burnt valves and poor cabin heating performance. We suggest applying a small amount of high-temp anti-seize to the bolt threads. This ensures that if you ever need to remove the system in the future, you won''t have to deal with snapped studs or seized hardware. Tighten the clamps evenly to ensure the flange seats flat against the muffler intake.

Tip 3: Align Tailpipes Before Final Torquing

The 1963-1965 rear aprons have specific cutouts for the exhaust tips, and if the muffler is slightly clocked during installation, your tips will look crooked or rattle against the bodywork. We recommend loosely fitting the muffler and the tailpipes first. Once the pipes are inserted into the muffler outlets, verify their alignment and distance from the rear bumper. Use a leveling tool or a simple visual check to ensure they are centered in the apron cutouts. Once everything is perfectly symmetrical, proceed to torque down the main muffler clamps and the tailpipe clamps. This prevents the "exhaust buzz" that occurs when a tailpipe makes contact with the metal body of your Volkswagen.