





Fluidampr Harmonic Damper 94-00 GM 6.5L Detroit
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Is your factory harmonic balancer keeping up with the demands of your diesel engine? The Fluidampr Performance Diesel Series Damper is engineered to provide superior torsional vibration control for your 6.5L Diesel. Unlike conventional rubber dampers that deteriorate over time and only absorb vibrations within a narrow RPM range, Fluidampr's viscous design automatically adapts across the entire operating range, helping protect your engine whether it's stock, used for towing, or built for competition. By reducing harmful crankshaft harmonics, it promotes smoother engine operation, improved valvetrain accuracy, and longer component life.
Manufactured in the USA using precision CNC-machined, computer-balanced steel components, this maintenance-free damper is built to last the life of your engine without requiring tuning or rebuilding. The updated design also allows serpentine belt replacement without removing the damper, making future maintenance easier. Finished with a corrosion-resistant black zinc coating, it's built for everything from daily-driven work trucks to high-performance diesel builds.
Is your factory harmonic balancer keeping up with the demands of your diesel engine? The Fluidampr Performance Diesel Series Damper is engineered to provide superior torsional vibration control for your 6.5L Diesel. Unlike conventional rubber dampers that deteriorate over time and only absorb vibrations within a narrow RPM range, Fluidampr's viscous design automatically adapts across the entire operating range, helping protect your engine whether it's stock, used for towing, or built for competition. By reducing harmful crankshaft harmonics, it promotes smoother engine operation, improved valvetrain accuracy, and longer component life.
Manufactured in the USA using precision CNC-machined, computer-balanced steel components, this maintenance-free damper is built to last the life of your engine without requiring tuning or rebuilding. The updated design also allows serpentine belt replacement without removing the damper, making future maintenance easier. Finished with a corrosion-resistant black zinc coating, it's built for everything from daily-driven work trucks to high-performance diesel builds.
Diesel Power Products directs warranty claims to the respective manufacturer; coverage and duration depend on that manufacturer and product. Its one-year manufacturer-defect warranty applies only to products manufactured by Power Products Unlimited Inc., not all products it sells. Manufacturer inspection is required; DPP does not pay inspection/return shipping or labor.
Return and warranty information is based on what Diesel Power Products offers. Product-specific eligibility and the supplier’s published conditions apply; FullSpecDiesel does not add or extend coverage.
Diesel Power Products warranty policyView complete warrantyProduct conditions
Return and warranty information is based on what Diesel Power Products offers. Product-specific eligibility and the supplier’s published conditions apply; FullSpecDiesel does not add or extend coverage.
Professional installation is recommended.
Universal product. Review all measurements and installation requirements before ordering.
- Return eligibility
- Diesel Power Products states a 30-day window from receipt for eligible new, uninstalled, unopened and complete items in original packaging, with prior approval/RMA. Custom tuners and specified opened tools are excluded. Customer pays return shipping; original outbound shipping, including initially free shipping, is deducted. No standard restocking percentage is stated for ordinary approved returns. Based on what Diesel Power Products offers.
- Return window
- Not stated for this product; see supplier terms
- Restocking fee
- See supplier terms; no product-specific fee stated
- Return shipping
- Based on the supplier’s return policy; see terms
- Made to order
- No
- Backorder status
- Not backordered
- Cancellation
- Subject to supplier terms; contact FullSpecDiesel before requesting cancellation
- Warranty provider
- Diesel Power Products
- Warranty duration
- Product-specific duration not stated; see supplier terms
- Compatibility
- Universal product — review all measurements
- Legal use
- Street legal
- Processing estimate
- 3–7 business days supplier processing
- Shipping
- Shipping calculated at checkout
- Signature
- No signature requirement
- Supplier
- Diesel Power Products
Product compatibility is based on the vehicle and product information provided. Review your selected truck, product options, measurements, modifications, and installation requirements before ordering.