Description
Product Overview
The SHLPDFM heater bulkhead hose fitting is engineered for high‑performance automotive HVAC systems. Constructed from 6061‑T6 billet aluminum, it provides exceptional strength, wear resistance, and a premium black exterior finish that resists rust and scratches. Featuring NPT threads, the fitting accommodates both large (3‑10, 7/8″‑14) and small (1‑6, 5/8″‑18) port dimensions, ensuring a versatile fit for a wide range of OEM and aftermarket air‑conditioning and heater cores.
Usage
Designed for hot‑rod enthusiasts, GM Performance builds, and classic Ford restorations, this bulkhead fitting delivers reliable airflow in demanding environments. Install it in any vehicle HVAC system that uses standard NPT connections, whether upgrading a factory heater core or replacing a worn‑out bulkhead hose. Its compact size (3.94 x 3.74 x 2.36 inches) and lightweight design (0.22 lbs) make it easy to handle during both professional service and DIY projects.

Why Choose Us
SHLPDFM combines precision machining with premium materials to guarantee a fit that is both tight and durable. Each fitting undergoes strict quality control, ensuring consistent thread tolerance and a flawless finish. Our commitment to corrosion‑resistant aluminum means the part maintains its integrity even in high‑heat, high‑moisture conditions, reducing the risk of leaks and extending service life.
Key Features
- Machined from 6061‑T6 aluminum for high strength and corrosion resistance
- Black exterior finish provides a sleek look and protects against scratches
- NPT thread type ensures a secure, leak‑free connection
- Dual port sizes: 3‑10 (7/8″‑14) and 1‑6 (5/8″‑18) for versatile compatibility
- Lightweight (0.22 lbs) and compact for easy installation
FAQ
What vehicles are compatible with this fitting?
The fitting works with most OEM and aftermarket air‑conditioning and heater systems, including popular hot‑rod, GM Performance, and Ford models. Refer to the OEM number 181154‑100 for exact matches.
Is the aluminum prone to rust?
No. The 6061‑T6 aluminum alloy is highly resistant to corrosion, and the black finish adds an extra protective layer against moisture and road salt.
Can I install this fitting myself?
Yes. The fitting’s NPT threads are standard, and with basic hand tools you can securely attach it to the bulkhead port. Ensure the threads are clean and apply thread sealant if desired for extra leak protection.
What is the warranty on this product?
SHLPDFM offers a one‑year limited warranty covering manufacturing defects. Contact our support team with your purchase details for assistance.
Does this part include any hardware?
The package contains the bulkhead hose fitting only. No additional hoses, clamps, or sealants are included.




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