Questions & Answers
1. How do I place my order?
Simply choose your style on the product page, click the “Add To Cart” button, and follow the easy steps to complete your order. We’ll prepare your order and notify you when it’s on its way!
2. How long will it take to ship my order?
Orders typically ship within 5 to 6 business days. Delivery time takes an additional 5 to 6 business days.
3. My tracking number isn’t working.
Tracking numbers can take 1-2 days to appear in the shipping carrier’s system. Occasionally, the shipping carrier may lose an order. If the tracking number is still not working within a few days, please contact the shipping carrier.
4. I need help with a late order.
Orders typically ship within 5 to 6 business days. If your order has not arrived after 12 business days, please contact our team. We are happy to assist you.
5. What types of payments do you accept?
We accept Visa, Mastercard, Amex, and Discover cards, as well as PayPal.
6. When will my card be charged?
Your card will be charged just after your order has been successfully placed.
7. How secure is my personal information?
We adhere to the highest industry standards to protect your personal information during checkout and purchase. Your credit card information is encrypted during transmission using secure socket layer (SSL) technology, which is widely used on the Internet for processing payments. Your credit card information is only used to complete the requested transaction and is not subsequently stored.
FAQ Page – Heavy Duty Diesel Performance Engineering
Commercial Diesel Performance
Q: What ROI can I expect from diesel performance upgrades on my commercial fleet? A: Commercial diesel upgrades typically deliver 18-24 month payback periods through fuel savings and increased productivity. Our fleet analysis shows average improvements of 12-18% fuel economy, 25-35% torque increase, and 15-20% power gains. For a Class 8 truck averaging 100,000 miles annually, this translates to $3,200-$4,800 annual fuel savings, plus reduced maintenance costs through improved combustion efficiency and lower EGTs.
Q: Will diesel performance modifications affect my commercial vehicle warranty? A: Under the Magnuson-Moss Warranty Act, manufacturers cannot void warranties solely for aftermarket modifications. However, modifications must not cause damage to covered components. Our commercial-grade systems are designed to operate within OEM parameters with enhanced safety margins. We provide comprehensive documentation and work with fleet maintenance managers to ensure warranty compliance while delivering performance improvements.
Q: How do CARB regulations affect commercial diesel modifications in California? A: California Air Resources Board (CARB) maintains strict emissions regulations for commercial vehicles. Our CARB-compliant systems carry Executive Orders (EO) certifying emissions compliance for specific applications. Non-compliant modifications can result in $10,000+ fines per vehicle during inspections. We maintain current EO documentation and provide compliance guidance for multi-state fleet operations.
Heavy Duty Fuel System Engineering
Q: What causes fuel injector failure in heavy duty diesel engines? A: Injector failure typically results from fuel contamination, excessive heat, or electrical issues. Common causes include: water contamination creating corrosion, particulate contamination scoring precision surfaces, biodiesel fuel degrading seals, and electrical issues damaging solenoid coils. Our high-flow fuel systems include comprehensive filtration and water separation to prevent 90% of injector failures while improving fuel delivery for performance gains.
Q: How do I calculate the correct fuel system capacity for increased power levels? A: Fuel system capacity must match power goals with adequate safety margin. Calculate using: Target HP × BSFC (Brake Specific Fuel Consumption) × Safety Factor (1.25). For example, 600 HP target requires: 600 × 0.40 × 1.25 = 300 gallons per hour capacity. Our engineering team provides detailed fuel system analysis including pump sizing, line diameter calculations, and pressure drop analysis for optimal performance.
Q: What’s the difference between mechanical and electronic fuel injection tuning? A: Mechanical systems (pre-2003) use physical fuel delivery modifications including pump timing, rack travel, and injector sizing. Electronic systems utilize ECU recalibration to optimize fuel timing, rail pressure, and injection events. Electronic tuning offers superior precision and can adapt to operating conditions, while mechanical modifications provide robust performance but less flexibility. Our approach combines both for maximum effectiveness.
Turbocharger and Air System Optimization
Q: How do I choose the right turbocharger upgrade for my commercial application? A: Turbocharger selection depends on duty cycle, power goals, and operational requirements. Long-haul applications benefit from larger turbos optimizing cruise efficiency, while local delivery requires smaller turbos for low-end response. Key factors include: compressor map analysis for operating range, turbine housing sizing for backpressure control, and bearing system selection for duty cycle requirements. Our engineering team provides compressor map analysis and duty cycle evaluation.
Q: What causes turbocharger failure in commercial diesel applications? A: Turbocharger failures typically result from oil contamination, excessive heat, or foreign object damage. Commercial applications face accelerated wear from: extended idling causing oil coking, poor maintenance allowing particulate contamination, and EGR system issues creating acidic condensation. Our upgraded systems include improved lubrication, enhanced cooling, and filtration systems extending turbo life by 40-60% in commercial service.
Q: How does intercooler efficiency affect commercial vehicle performance? A: Intercooler efficiency directly impacts power output, fuel economy, and emissions. Each 10°F reduction in charge air temperature increases air density by 2%, enabling more fuel delivery and power. Our high-efficiency intercoolers reduce charge temperatures by 50-80°F compared to stock, improving power by 8-15% while reducing exhaust gas temperatures and particulate formation.
Fleet Management and Maintenance
Q: How do performance modifications affect maintenance schedules? A: Performance modifications can extend or reduce maintenance intervals depending on implementation quality. Properly executed upgrades that improve combustion efficiency and reduce operating temperatures often extend service intervals. However, increased power output may accelerate wear of driveline components. Our fleet maintenance protocols include enhanced monitoring and preventive maintenance schedules optimized for modified vehicles.
Q: What diagnostic tools are recommended for modified commercial diesels? A: Modified commercial diesels require advanced diagnostic capabilities beyond basic OBD scanners. Essential tools include: bidirectional scan tools for ECU communication, diesel-specific parameter displays for EGT and rail pressure monitoring, oscilloscopes for injector waveform analysis, and fuel pressure gauges for system verification. We provide training and tool recommendations for fleet maintenance departments.
Q: How do you ensure consistent performance across a commercial fleet? A: Fleet consistency requires standardized modifications, comprehensive documentation, and ongoing monitoring. Our fleet programs include: identical ECU calibrations across similar vehicles, detailed modification records for each unit, performance validation testing, and ongoing support for maintenance staff. Regular fleet audits ensure continued performance and identify any vehicles requiring attention.