FM FM-994-5D Tube Headers Swaps 60-98 1-7/8

( Brand: Fm ), ( Mounting Style: Bolt-on, Weld-on ), ( Color: Mirror Polishing ), ( Items Included: Gasket, Stud ), ( Manufacturer Part Number: FM-994-5D ), ( Material: 304 Stainless Steel ), ( Item Length: Full Length ), ( Ls Based Engines: Ls1, Ls2, Ls3, Ls6, Ls7, Etc ), ( Placement On Vehicle: Front ), ( Fuel Type: Gasoline ), ( Head Flange Thickness: 3/8 In. ), ( Type: Exhaust Header ), ( Pipe Thickness: 16 Gauge ), ( Ls Motor Swap: 60-98 Chevy/gmc Trucks ), ( Manufacturer Warranty: 1 Year ), ( Primaries Diameter: 1-7/8 In. ), ( Surface Finish: Morror Polishing ), ( Features: Polished ), ( Collector Diameter: 3 In. ), ( Country/region Of Manufacture: China )

Review FM 60-98 Chevy Gmc 1-7/8 Long Tube Headers Swaps fits C1500 LS1 LS2 LS3 LS6

Introducing the FM FM-994-5D 1 7/8-inch Stainless Steel Performance Exhaust Header System, exclusively designed for 60-98 Chevy C1500 models equipped with LS1, LS2, LS3, or LS6 engines. This high-performance header set is a superior upgrade for enthusiasts seeking improved power and reduced exhaust emissions.

The FM-994-5D header system is engineered with heavy-duty 1 7/8-inch stainless steel tubes. This metallurgy is not only known for its superior strength but also for its corrosion resistance, ensuring that the headers last longer than stock counterparts while retaining their attractive appearance.

Each header comes finished with a durable ceramic coating that protects the tubes from exhaust heat while reducing under-hood temperatures, maintaining a more comfortable driving environment. Moreover, this coating forms an effective barrier against potential engine bay pollutants, promoting an overall cleaner look.

This header system boasts a traditional "H" configuration, optimizing the exhaust flow for superior scavenging and torque gains, ensuring improved power production throughout the RPM range. The design also includes 5/16-inch no. 16 studs, making the installation process straightforward with factory exhaust manifolds.Designed with the advanced 5-bolt flange configuration, this header system allows for bolt-on installation, reducing the labor costs and time required for alternative header designs.

The FM-994-5D header system comes complete with all necessary hardware and gaskets for a seamless installation. The intuitive design and simple installation process mean that the upgrade can be carried out at home or in a professional shop with ease.

Choose the FM FM-994-5D 1 7/8-inch Stainless Steel Performance Exhaust Header System for your 60-98 Chevy C1500 LS1, LS2, LS3, or LS6 model experience the enhanced performance and robust, corrosion-resistant construction for a truly valuable addition to your ride.

Pros and Cons of Installing FM FM-994-5D 1-7/8 Inch Tube Headers on 60-98 Chevy/GMC C1500 LS1, LS2, LS3, LS6

The FM FM-994-5D 1-7/8 inch tube headers are a popular upgrade for Chevy and GMC C1500 trucks equipped with LS1, LS2, LS3, and LS6 engines. These headers offer substantial performance gains, but like any modification, they come with advantages and disadvantages. In this analysis, we will explore both sides of the equation.

1. Increased Power: Tube headers provide an improvement in power output, as they reduce exhaust gas back pressure and provide more efficient exhaust flow.

2. Improved Engine Response: By eliminating restrictive factory manifolds, the engine responds more quickly and has instant throttle response.

3. Enhanced Exhaust Note: Upgrading to tube headers often results in a more appealing exhaust note, giving your vehicle a customized and aggressive sound.

4. Durability: FM tube headers are constructed from high-quality steel, ensuring enhanced durability for long-term usage.

5. Weight Reduction: Swapping out the heavier factory manifolds with lightweight headers results in noticeable weight savings, enhancing performance.

6. Compatibility: These headers are specifically designed to fit various LS engines, ensuring a proper installation for majority of GM C1500 trucks.

1. Complex Installation: Installing aftermarket headers can be a complex process, requiring some mechanical knowledge and tools. Many DIY enthusiasts may prefer to take their vehicle to a professional for installation.

2. Exhaust Leakage: Improper installation of the headers may result in exhaust leakage, which can negatively impact performance and potentially cause damage.

3. Higher Cost: The purchase price for these headers is significantly higher than factory manifolds, which may deter some buyers.

4. Loud Exhaust: Depending on individual preferences, the loud exhaust note associated with upgraded headers can be a drawback for some.

5. Uneven Heat Distribution: There is potential for uneven heat distribution to the catalytic converter with these headers, necessitating the use of a wide-band O2 sensor or a custom tune to optimize the fuel module for proper operation.

In conclusion, the FM FM-994-5D 1-7/8 inch tube headers present notable performance advantages, specifically an increase in power and engine response. However, it is essential to carefully consider the complex installation process, potential for exhaust leakage, and the higher cost, among other factors, before making a purchase.

If you're serious about maximizing performance from your LS-powered GM C1500 and have the mechanical skills or access to professional help for installation, the FM headers provide a reputable upgrade with impressive results. For those seeking enhanced exhaust note and weight savings, these headers make a worthy addition to your modification list. Alternatively, if the cons outweigh the pros for your particular situation, you may consider other upgrades to improve the performance of your vehicle instead. Overall, the decision to purchase these headers should be based on individual goals, budget, and mechanical expertise.

part # fm-994-5d price

• $259.99

specifications maniheader:

• for models: C1500, Ls1, Ls2, Ls3, Ls6
• for makes: Chevy, Gmc
• brand: Fm
• mounting style: Bolt-on, Weld-on
• color: Mirror Polishing
• items included: Gasket, Stud
• manufacturer part number: FM-994-5D
• material: 304 Stainless Steel
• item length: Full Length
• ls based engines: Ls1, Ls2, Ls3, Ls6, Ls7, Etc
• placement on vehicle: Front
• fuel type: Gasoline
• head flange thickness: 3/8 In.
• type: Exhaust Header
• pipe thickness: 16 Gauge
• ls motor swap: 60-98 Chevy/gmc Trucks
• manufacturer warranty: 1 Year
• primaries diameter: 1-7/8 In.
• surface finish: Morror Polishing
• features: Polished
• collector diameter: 3 In.
• country/region of manufacture: China

shipping maniheader:

• transit: 5-12 Days
• carrier: UPS
• cost: $0.00
• class: Economy
• type: Fixed
• service: UPS Ground Saver

general maniheader:

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

seller maniheader:

• rating: 100.0%
• # reviews: 66

payments maniheader:

• wallet: Google-pay
• other
• credit card: Mastercard

offer maniheader:

• availability: In Stock
• options: Ship-to-home
• started: January 25, 2025
• quantity: 5
• best offers: True
• sold: 0

returns maniheader:

• time: 14 Days
• paid by: Buyer
• policy: Returns Accepted

Fm FM-994-5D Is Similar To:

• Fm Fm-472-bk For Chevy Corvette 1963-1974 Coated Black 1-5/8 Mid-length Headers Small Block (46.9% similar) $189.99. (January 21st, 2025)
• Fm Fm-472-2 For 82-92 Camaro/firebird F-body With 305/350 Sbc V8 5.0 5.7 Shorty Headers (33.9% similar) $159.99. (January 22nd, 2025)
• Fm Fm-986-4m For Bmw E46 M52/m54 B25 B30 325i 330i Left Hand 304ss Exhaust Headers Manifolds (36.4% similar) $279.99. (January 25th, 2025)
• Fm Fm-m148 For Chevy Chevelle Malibu El Camino A-body Sbcv8 2.5ftftcut Turbo Headers1-4.5/5ftft (40.2% similar) $319.99. (January 26th, 2025)
• Fm Fm-472-85 For Gmc Chevrolet 2.5 5.7l V8 Gas Ohv 4wd Exhaust Headers Ceramic Coated (43.8% similar) $199.99. (January 26th, 2025)
• Fm Fm-m145 For Chevy Chevelle Malibu El Camino A-body Sbc V8 2.5ftftcut Turbo Headers 1-3/4ftft (42.5% similar) $120.00–$319.99. (January 26th, 2025)
• Fm Fm-910-1 For 2011-14 Ford F-150 Fx2 Fx4 Xl Xlt Lariat King Coyote 5.0l V8 Shorty Headers (43.4% similar) $224.99. (January 27th, 2025)
• Fm Fm-994-42b For 03-06 Chevy Gmc Sierra Silverado 1500hd 2500hd Truck 6.0 Shorty Headers (52% similar) $209.99. (January 28th, 2025)
• Fm Fm-994-4cb For 2003-2013 Chevy/gmc Silverado/tahoe/yukon 6.0l Ls V8 Shorty Headers (49.7% similar) $47.99–$89.99. (January 30th, 2025)
• Fm Fm-994-57e For 07-13 Cadillac Escalade Esv Ext 6.0l 6.2l V8 1-7/8 Long Tubo Headers (54.1% similar) $259.99. (January 30th, 2025)
• Fm Fm-985-85o For Bmw 320i 323i 325i 328i M50-m52 E46 E39 Z3 Exhaust Shorty Manifolds (34.3% similar) $224.99–$292.38. (January 31st, 2025)