1999-2000 Ford Superduty & 2000 Excursion 5.4L 6.8L Series Vehicles 5 Star Tuning Custom Tuned X4 SPD Performance Ypipe Combo Kit EX9900AL

The SPD SU9900AL Exhaust Y-Pipe with 5 Star Tuning Custom Tunes and SCT 7015 X4 Programmer is the ultimate performance upgrade package for your 1999-2000 Ford Super Duty (F-250/F-350/F-450/F-550) or Excursion equipped with the 5.4L V8 or 6.8L V10 gas engine. This bundle combines a premium, USA-made mandrel-bent SPD Performance Y-pipe (part SU9900AL) with top-tier tuning from 5 Star Tuning and the legendary SCT X4 Power Flash Programmer (7015) to deliver serious gains in horsepower, torque, throttle response, and overall drivability. Key Features: SPD SU9900AL Y-Pipe — A high-flow, mandrel-bent exhaust Y-pipe designed specifically for 1999-2000 Super Duty trucks and Excursions (2WD/4WD). It replaces the restrictive factory Y-pipe for smoother exhaust flow, reduced backpressure, and better engine breathing—perfect as a standalone upgrade or paired with long-tube headers and cat-back systems. 5 Star Tuning Custom Tunes — Professionally crafted, vehicle-specific custom tunes optimized for your truck’s setup (including the SPD Y-pipe for maximum exhaust efficiency). Expect noticeable improvements in power delivery, fuel economy under light throttle, crisp throttle response, and optimized shift points—tailored by experts who know these older modular V8/V10 platforms inside out. SCT 7015 X4 Programmer — The reliable, user-friendly handheld tuner that makes loading custom tunes simple via the OBD-II port. It supports multiple tune files, datalogging, real-time parameter adjustments, and easy return-to-stock capability. Pre-loaded with base files, but shines with 5 Star’s custom tunes for your exact modifications. Benefits: Increased horsepower and torque across the RPM range Improved exhaust note with reduced restriction Better towing performance and daily drivability Easy, at-home installation and tuning—no trips to the dyno required for basic setup Made in the USA quality from SPD Performance, backed by 5 Star Tuning’s reputation for excellent gas-engine tunes on Ford trucks Whether you’re chasing more power for work, play, or just waking up that tired V10, this combo is a proven favorite among Super Duty owners looking for bolt-on reliability and real-world gains. Ready to transform your ’99-’00 Super Duty? Grab the SPD SU9900AL 5 Star Custom Tunes SCT 7015 package and feel the difference on your first drive! Click here for install pics: https://5startuning.com/SCTFlashSupport/files/SD_99-00_Ypipe_Install_pics.pdf