ALX-PAU-RB-555-074-CL360A59 KARPARTS360 Steel Cup Expansion

Review KARPARTS360 For Chevy K1500/k2500 Steel Cup Expansion Plug 0.526 Inch Dia for CHEVY SUBURBAN K1500 K2500 1994–1995

Introducing the KARPARTS360 ALX-PAU-RB-555-074-CL360A59, a high-performance steel cup expansion plug specifically designed for the Chevrolet K1500 and K2500 Suburban models from 1994 and 1995. This plug is an essential component of your vehicle's engine, ensuring optimal engine performance and longevity.

The ALX-PAU-RB-555-074-CL360A59 is engineered to meet or exceed OEM specifications, offering a perfect fit and reliable operation. Its robust steel construction guarantees durability and resistance to the extreme temperatures and pressures encountered in your engine's combustion chamber.

This expansion plug features a unique design with a 0.526-inch thread size and a cup-shaped electrode that provides enhanced heat transfer and dispersal. The advanced design promotes efficient combustion, reducing fuel consumption and emissions while increasing power output.

The KARPARTS360 ALX-PAU-RB-555-074-CL360A59 comes with a high-temperature, resilient insulator that effectively isolates the plug from the engine coolant. This insulator ensures reliable spark transmission to the combustion chamber, allowing the engine to run smoothly and efficiently.

Additionally, this expansion plug includes a chromed plated shell and a corrosion-resistant, high-temperature seal. These features protect the plug from the harsh conditions of your engine, ensuring a long service life and maintaining engine efficiency.

In conclusion, the KARPARTS360 ALX-PAU-RB-555-074-CL360A59 is an essential upgrade for your Chevrolet K1500 or K2500 Suburban from 1994 and 1995. Its superior design, robust construction, and reliable operation make it an ideal choice for those seeking improved engine performance and longevity.

Buying a Steel Cup Expansion Plug (KARPARTS360 ALX-PAU-RB-555-074-CL360A59) for 1994-1995 Chevy Suburban: Pros, Cons, and Recommendation

The KARPARTS360 ALX-PAU-RB-555-074-CL360A59 is a steel cup expansion plug designed for 1994 and 1995 Chevy Suburban models. This plug is essential for maintaining the engine's performance and longevity. In this article, we will discuss the pros, cons, and provide a recommendation regarding this part.

1. Designed for Chevy Suburban: This expansion plug is specifically engineered for 1994 and 1995 models, ensuring a proper fit and function.

2. Durable Material: The steel cup design is robust and can withstand the harsh conditions of an engine, providing excellent heat transfer and resistance to wear.

3. Improved Engine Performance: A faulty or worn-out expansion plug can negatively impact engine performance. Replacing it with a new one, like the KARPARTS360 ALX-PAU-RB-555-074-CL360A59, can result in improved combustion efficiency, increased power, and better fuel economy.

1. Cost: Replacing an engine component like an expansion plug can be expensive, especially when purchasing high-quality aftermarket parts like the KARPARTS360 ALX-PAU-RB-555-074-CL360A59.

2. Labor Costs: Installing the new expansion plug requires specialized tools and skills, adding to the overall cost of the repair.

3. Potential for Misfires: A poorly installed expansion plug or one that is not seated correctly can lead to misfires, negatively impacting engine performance.

Considering the pros and cons, the KARPARTS360 ALX-PAU-RB-555-074-CL360A59 is a worthwhile investment for the 1994 and 1995 Chevy Suburban owners. The durability and improved engine performance make it a valuable addition to the vehicle. However, it's essential to ensure a professional installation to avoid misfires and other potential issues.

To save costs, consider purchasing the expansion plug from a reliable and trustworthy aftermarket parts supplier. Additionally, some mechanics and repair shops may offer discounts or promotions, allowing you to save on labor costs.

In conclusion, the KARPARTS360 ALX-PAU-RB-555-074-CL360A59 is a high-quality steel cup expansion plug designed specifically for 1994 and 1995 Chevy Suburban models. While the upfront cost can be significant, the long-term benefits, including improved engine performance and durability, make it a wise investment. Ensure a professional installation to avoid potential issues and save on labor costs by considering various purchasing and installation options.

Details:

The numbers have to match exactly or else it will not fit. Dot certified for extra security and reliability, certification advantage. Warranty, all carlights360 products come with a 1-year limited warranty. High quality aftermarket replacement for oem parts.

Karparts360 for Chevy K1500/k2500 Suburban 1994 1995 steel cup expansion plug 0.526 inches maximum diameter 0.518 minimum replacement 376301-s: item condition: brand new in original box, oem part #:376301-s, part slink #: material. Misc notes 1: expansion plug. Misc notes all products ship in pristine and original manufacturer packaging.

Factory sealed - brand new in box.

specifications engineblocksam:

• for models: K1500, K2500, Suburban
• for makes: Chevy
• for years: 1994–1995
• brand: Karparts360
• mpn: Alx-pau-rb-555-074-cl360a59
• type: Steel Cup Expansion Plug
• material: Steel
• oe/oem part number: 376301-s
• item weight: 0.8000
• fitment type: Direct Replacement
• generic keywords 1: Part
• intended use: Automobiles
• misc fitment notes: See Notes
• manufacturer warranty: 1 Year
• upc: 199854354442

payments engineblocksam:

• credit card: diners-club
• other
• wallet: apple-pay

offer engineblocksam:

• availability: in stock
• sold #: 32
• started: november 18, 2025
• options: ship-to-home
• quantity: 5

seller engineblocksam:

• # reviews: 97833
• rating: 99.3%
• city: west chicago, il

general engineblocksam:

• category: Auto Parts > Car Truck Accessories > Engines > Blocks

returns engineblocksam:

• policy: returns accepted
• time: 30 days
• paid by: seller

shipping engineblocksam:

• transit: 3-3 days
• type: fixed
• service: standard
• class: standard