Hypermax 6.9L IDI 3.5 inch Diesel Exhaust Kit - 1983-1987 Ford F-Series
Hypermax 6.9L IDI 3.5 inch Diesel Exhaust Kit - 1983-1987 Ford F-Series - Regular Cab is backordered and will ship as soon as it is back in stock.
Shipping & delivery
Usually ships in 2–3 business days unless a different lead time is shown on this page. Shipping cost is calculated at checkout (UPS or USPS to the contiguous U.S.).
Shipping policy · Returns · Fitment questions? (561) 207-7988
Delivery and Shipping
Delivery and Shipping
Standard order processing is 2–3 business days unless this product or your order confirmation states a different lead time. Custom-built, made-to-order, backorder, and pre-order items follow their stated lead times.
Enclosures and subwoofer boxes ship for $50 per unit. Other shipping charges are calculated at checkout. Orders outside the contiguous 48 United States may require additional shipping; we will contact you for approval before shipment.
Subwoofer boxes ship UPS Ground where available. Read our Shipping Policy and Return and Refund Policy for delivery, product-specific return windows, and warranty details.
Hypermax 6.9L IDI 3.5 inch Diesel Exhaust Kit - 1983-1987 Ford F-Se...
Hypermax 6.9L IDI 3.5 inch Diesel Exhaust Kit - 1983-1987 Ford F-Series - Regular Cab is backordered and will ship as soon as it is back in stock.
Description
Description
Hypermax 3.5" Exhaust System – 1983–1987 Ford F-Series with 6.9L Diesel
Unlock better flow and cooler temps with Hypermax’s 3.5" Performance Exhaust System, built specifically for 1983–1987 Ford F-Series pickups running the 6.9L IDI diesel. This system is designed to minimize turbocharger backpressure while improving overall exhaust efficiency and engine performance.
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Fits 1983–1987 Ford F-Series with 6.9L diesel
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Full 3.5" mandrel-bent system for maximum flow and reduced restriction
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Lower exhaust manifold temperatures for improved engine longevity
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Includes muffler, tailpipe, connecting pipes, hangers, and mounts
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Uses factory hanger locations for a clean, secure install
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DIY-friendly installation instructions included
Whether you’re building a more capable workhorse or improving your classic IDI's performance, this exhaust system helps your 6.9L breathe easier and run cooler. For professional installation, contact Hypermax or visit one of their certified install centers.
Fitment & installation
Fitment & installation
Check the selected part against your vehicle. Need help? Call (561) 207-7988.
Selected part: HM-69ES-RC
Loading vehicle fitment…
Read FOX’s application notes for part 987-24-001 (rear shock)
Payment & Security
Payment methods
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