1. Manifolds & Headers Offered
  2. sku: 11425142920862861
  3. DEMOTOR PERFORMANCE R27362

DEMOTOR PERFORMANCE R27362 Block Headers For

fits model: Blazer, Suburban. make: Chevy, Gmc. year: 1973–1985.

R27362 Demotor Performance For Chevy Small Block Gmc Truck Blazer Suburban 1973-1985 Stainless Headers

( Brand: Demotor Performance ), ( Manufacturer Part Number: R27362 ), ( Type: Exhaust Header ), ( Items Included: Mounting Hardware ), ( Material: Stainless Steel ), ( Features: Polished ), ( Color: Silver ), ( Placement On Vehicle: Front ), ( Fuel Type: Gasoline ), ( Primary Tube Size: 1 5/8 ), ( Header Type: Long Tube ), ( Mounting Style: 3 Bolts )

Review DEMOTOR PERFORMANCE Chevy Small Block Gmc Truck Stainless Headers fits BLAZER SUBURBAN 1973–1985

Introducing the Demon Performance R27362 Headers for Chevy Block, compatible with 1973-1985 Chevy Blazer and GMC Suburban vehicles. These headers are designed to provide exceptional performance and power gains, making them an excellent choice for enthusiasts looking to enhance their engine's capabilities.

The R27362 Headers are fabricated using high-quality 304 stainless steel, ensuring durability and resistance to corrosion. Each header comes with fully welded flanges, which not only offer a strong connection to the engine but also provide a smooth and leak-free exhaust gas flow.

The primary tubes of the headers have been meticulously designed to optimize exhaust gas velocity, ensuring a more efficient combustion process. The exhaust gases exit through 1 3/4-inch collectors, which feed into a pair of 3-inch exhaust pipes. The use of a larger exhaust diameter in the collectors and pipes helps reduce backpressure and maximize engine performance.

These headers are designed to bolt directly onto the factory engine mounts, making for a straightforward installation process. The headers come with new gaskets and hardware for a hassle-free installation. Additionally, the headers meet or exceed all relevant emissions requirements, making them a legal option for street use.

By upgrading to the Demon Performance R27362 Headers, you can expect to experience increased horsepower and torque, improved engine breathing, and a more responsive throttle. The headers' design allows for a freer-flowing exhaust system, which can lead to better fuel efficiency and a more enjoyable driving experience.

In summary, the Demon Performance R27362 Headers for Chevy Block are a high-performance upgrade for 1973-1985 Chevy Blazer and GMC Suburban vehicles. They are fabricated using high-quality 304 stainless steel, designed for optimized exhaust gas flow, and provide a straightforward installation process. Upgrading to these headers can result in increased power, improved engine breathing, and a more responsive driving experience.

Pros and Cons of Installing Demon Performance R27362 Headers on 1973-1985 Chevy Blazer and GMC Suburban

1. Improved Performance:

- Pro: Demon Performance R27362 headers reduce exhaust gas flow restriction, enhancing engine performance and increasing horsepower and torque.

2. Enhanced Engine Efficiency:

- Pro: By reducing backpressure, headers improve engine efficiency, allowing for better fuel economy and a smoother idle.

3. Custom Fit Design:

- Pro: These headers are specifically designed for 1973-1985 Chevy Blazer and GMC Suburban models, ensuring a perfect fit and easy installation.

4. Durability:

- Pro: Demon Performance headers are constructed from high-quality stainless steel, ensuring long-lasting durability and resistance to corrosion.

5. Increased Exhaust Flow:

- Pro: The R27362 headers provide increased exhaust flow, reducing exhaust gas temperatures and improving engine response.

6. Requires Professional Installation:

- Con: Installing headers is a complex process that requires specialized tools and expertise, making professional installation a necessity, adding to the overall cost.

7. Cost:

- Con: Demon Performance R27362 headers are more expensive than stock exhaust systems, which can be a significant investment for some enthusiasts.

8. Potential Noise Level:

- Con: Headers can produce a louder exhaust note due to the increased flow and reduced backpressure, which may not be desirable for all applications.

9. Catalytic Converter Compatibility:

- Con: If using stock catalytic converters, headers may not fit directly and modifications may be required, adding to the installation complexity and cost.

10. Emissions:

- Con: Installing headers may impact emissions, potentially leading to failed emissions tests, requiring the use of aftermarket catalytic converters or other emission control solutions.

11. Thermal Insulation:

- Pro: The use of headers may require additional thermal insulation to protect the vehicle's undercarriage and prevent heat damage to sensitive components.

Conclusion:

Installing Demon Performance R27362 headers on your 1973-1985 Chevy Blazer or GMC Suburban offers significant performance benefits, including increased horsepower, torque, and engine efficiency. However, the investment required for professional installation, potential noise level, and emissions considerations may be drawbacks for some enthusiasts. If you're committed to enhancing your vehicle's performance and are willing to invest in the necessary modifications, these headers could be an excellent choice. For those on a tighter budget or with stricter emissions requirements, alternative exhaust options may be more suitable.

Recommendation:

If you're considering the Demon Performance R27362 headers for your 1973-1985 Chevy Blazer or GMC Suburban, carefully weigh the pros and cons, ensuring that the benefits align with your goals and budget. Should you decide to proceed, invest in a reputable professional installer to ensure a flawless installation process.

specifications maniheader:

  • for models: Blazer, Suburban
  • for makes: Chevy, Gmc
  • for years: 1973-1985
  • brand: Demotor Performance
  • manufacturer part number: R27362
  • type: Exhaust Header
  • items included: Mounting Hardware
  • material: Stainless Steel
  • features: Polished
  • color: Silver
  • placement on vehicle: Front
  • fuel type: Gasoline
  • primary tube size: 1 5/8
  • header type: Long Tube
  • mounting style: 3 Bolts

payments maniheader:

  • other
  • credit card: Discover
  • wallet: Apple-pay

offer maniheader:

  • sold: 0
  • started: March 28, 2026
  • options: Ship-to-home
  • quantity: 10
  • availability: In Stock
  • best offers: True

shipping maniheader:

  • carrier: FedEx
  • class: Standard
  • service: FedEx Ground / FedEx Home Delivery
  • transit: 4-7 Days
  • cost: $0.00
  • type: Fixed

seller maniheader:

  • rating: 99.4%
  • # reviews: 80851

returns maniheader:

  • paid by: Seller
  • policy: Returns Accepted
  • time: 30 Days

general maniheader:

  • Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers
  • condition: New
for models: blazer, suburban, for makes: chevy, gmc, for years: 1973-1985, type: exhaust header, items included: mounting hardware, features: polished, placement on vehicle: front, fuel type: gasoline, primary tube size: 1 5/8, header type: long tube, mounting style: 3 bolts,
category: auto parts > car truck parts accessories > exhaust emission systems > manifolds headers, color: silver, material: stainless steel, sku: 11425142920862861,

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