1. Manifolds & Headers Offered
  2. sku: 11584233747980723
  3. 1ST RACING

1ST-RACING Exhaust Header Manifolds 88-97 307/327/305/350/400

fits model: 307, 327, 305, 350, 400. make: Chevy, Gmc. year: 1988–1997.

1st-racing 88-97 307 Exhaust Header Manifolds For 1988-1997 Chevy Gmc Truck 307/327/305/350/400 Black

( Brand: 1st-racing ), ( Inlet / Outlet Size: Inches ), ( Items Included: Screw ), ( Item Length: 60cm ), ( Placement On Vehicle: Front, Left, Right ), ( Fuel Type: Gasoline ), ( Package Weight: 7.7kg ), ( Manufacturer Warranty: Yes, 1 Year ), ( Item Height: 16cm ), ( Features: Polished ), ( Item Width: 31cm ), ( Performance Part: Yes ), ( Mounting Style: 3 Bolt ), ( Color: Metallic ), ( Material: T-304 Stainless Steel ), ( Type: Heat Shield ), ( Substrate Material: Ceramic ), ( Ipn: 88-97 307 ), ( Year: 88-97 ), ( Oe/oem Part Number: 5.0 / 5.4 / 5.7 Small Block V8 ), ( Universal Fitment: No ), ( Country Of Origin: China )

Review 1ST-RACING Exhaust Header Manifolds Chevy Gmc Truck 307/327/305/350/400 Black fits 307 327 305 350 400 1988–1997

Introducing the 1st-Racing Exhaust Header Manifolds, specifically designed for Chevrolet and GMC vehicles equipped with the 307, 327, 305, 350, or 400 engine from the 1988 to 1997 model years. These manifolds are an excellent upgrade for those seeking improved engine performance and a more engaging driving experience.

The 1st-Racing Exhaust Header Manifolds are meticulously crafted from high-quality stainless steel, ensuring durability and resistance to corrosion. Each manifold is designed with a precise engineered collector that optimizes exhaust flow for maximum power and torque. The collector s design also helps to reduce backpressure and increase exhaust velocity, resulting in better engine response and acceleration.

These manifolds feature a 1 5/8-inch primary exhaust pipe diameter, which is larger than the stock manifolds. This larger diameter allows for smoother exhaust flow and reduces the restriction that comes with the stock manifolds. The larger primary pipes also contribute to a more aggressive exhaust note.

One of the standout features of the 1st-Racing Exhaust Header Manifolds is their bolt-on design. This means they can be easily installed without the need for extensive modifications to your vehicle. The manifolds come with all necessary hardware, making the installation process straightforward and hassle-free.

The 1st-Racing Exhaust Header Manifolds also help to improve the overall appearance of your engine bay. Their polished stainless steel finish not only looks great but also adds a touch of elegance and refinement to your engine.

In summary, the 1st-Racing Exhaust Header Manifolds are an excellent upgrade for those looking to enhance the performance and appearance of their 1988-1997 Chevrolet or GMC vehicles with a 307, 327, 305, 350, or 400 engine. These manifolds offer improved exhaust flow, reduced backpressure, and a more aggressive exhaust note, making them a must-have for any enthusiast seeking to unlock the full potential of their engine.

Buying 1st-racing 88-97 307 exhaust header manifolds for 1988-1997 Chevy and GMC vehicles with 307/327/305/350/400 engines comes with several pros and cons.

Pros:

1. Improved Performance: These manifolds are designed to improve the performance of your engine by reducing exhaust gas flow restrictions, which can lead to better fuel efficiency and increased horsepower.

2. Enhanced Sound: The new manifolds can also provide a more pleasing exhaust note, making your driving experience more enjoyable.

3. Durability: 1st-racing manifolds are made from high-quality materials, ensuring they can withstand the rigors of regular use and provide long-lasting performance.

Cons:

1. Cost: These manifolds can be expensive compared to the stock manifolds, which may deter some buyers.

2. Installation Complexity: Installing aftermarket manifolds can be a complex process that requires specialized tools and knowledge, which may necessitate hiring a professional to perform the installation.

3. Compatibility: Ensure that the manifolds you purchase are compatible with your specific engine and vehicle make and model to avoid potential compatibility issues.

Ending Conclusion:

The decision to buy 1st-racing 88-97 307 exhaust header manifolds for your 1988-1997 Chevy or GMC vehicle depends on your specific needs and priorities. If you're looking for improved performance and a more enjoyable driving experience, these manifolds can be an excellent investment. However, their cost and installation complexity may be significant drawbacks for some buyers. Ultimately, it's essential to weigh the pros and cons carefully before making a decision.

Recommendation:

If you're serious about enhancing the performance of your 1988-1997 Chevy or GMC vehicle with a 307/327/305/350/400 engine, investing in high-quality aftermarket exhaust header manifolds like those offered by 1st-racing could be an excellent choice. However, make sure to consider the potential costs, installation complexities, and compatibility issues before making a purchase. It's also recommended to consult with a professional mechanic to determine if these manifolds are the best fit for your specific vehicle and driving goals.

specifications maniheader:

  • for models: 307, 327, 305, 350, 400
  • for makes: Chevy, Gmc
  • for years: 1988-1997
  • brand: 1st-racing
  • inlet / outlet size: Inches
  • items included: Screw
  • item length: 60cm
  • placement on vehicle: Front, Left, Right
  • fuel type: Gasoline
  • package weight: 7.7kg
  • manufacturer warranty: Yes, 1 Year
  • item height: 16cm
  • features: Polished
  • item width: 31cm
  • performance part: Yes
  • mounting style: 3 Bolt
  • color: Metallic
  • material: T-304 Stainless Steel
  • type: Heat Shield
  • substrate material: Ceramic
  • interchange part number: 88-97 307
  • year: 88-97
  • oe/oem part number: 5.0 / 5.4 / 5.7 Small Block V8
  • universal fitment: No
  • country of origin: China

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general maniheader:

  • condition: New
  • Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers

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  • availability: In Stock
  • quantity: 50
  • started: April 7, 2026

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  • cost: $0.00
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  • carrier: UPS
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  • transit: 4-8 Days
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for models: 307, 327, 305, 350, 400, for makes: chevy, gmc, for years: 1988-1997, inlet / outlet size: inches, items included: screw, item length: 60cm, placement on vehicle: front, left, right, fuel type: gasoline, package weight: 7.7kg, manufacturer warranty: yes, 1 year, item height: 16cm, features: polished, item width: 31cm, performance part: yes, mounting style: 3 bolt, type: heat shield, substrate material: ceramic, year: 88-97, oe/oem part number: 5.0 / 5.4 / 5.7 small block v8, universal fitment: no, country of origin: china,
category: auto parts > car truck parts accessories > exhaust emission systems > manifolds headers, color: metallic, material: t-304 stainless steel, sku: 11584233747980723,

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