MagnaFlow Exhaust Products 18980 - Custom Builder Kit
Select your vehicle to confirm fit. Add to Cart unlocks once it fits.
Product Availability Request
Fill the form and our team will contact you.
Magnaflow Aluminized Custom Builder Pipe Kit Diesel 4in. Downpipe-Back
The MagnaFlow Aluminized Custom Builder Series 18980 i's weight-optimized and engineered to enhance your diesel truck with the dyno-proven performance and powerful, resonant sound that we’re famous for. Custom Builder Pipe Kit 18980 features durable, corrosion resistant aluminized steel construction and includes 4in. diameter mandrel bent pipes. Each component is produced using advanced CNC precision robotic manufacturing and backed by MagnaFlow’s 1-year limited warranty. This emissions-legal downpipe-back kit utilizes a Clamp-On inlet connection and is designed to produce Aggressive exterior and Moderate interior sound levels with a Single Passenger Side Rear exit. Professional installation is recommended due to possible cutting, welding and fabrication required.
Features & Benefits
- Layout, placement, orientation and exhaust note are yours to craft as you see fit
- Features all components necessary to enable flexible installation options
- Attention grabbing design thanks to an aggressive style
Specifications
| Catalytic Converter Included | No |
| Exhaust Tip Quantity | 0 |
| Muffler Quantity | 0 |
| Main Piping Diameter | 4 IN |
| Pipe Material | Aluminized Steel |
| Inlet Type | Clamp-On |
| Series | Custom Builder |
| Type | Downpipe Back |
| Pipe Bend Type | Mandrel |
| Gasket Or Seal Included | No |
| Valve Included | No |
| Mounting Bracket Included | No |
| Grade Type | Performance |
| Clamping Type | Round Band |
| Exit Style | Single Passenger Side Rear |
| Clamping Type | U Bolt |
| Clamps Included | Yes |
| Hangers Included | Yes |
| Title | MagnaFlow Custom Builder Series Downpipe Back 4 in Performance Exhaust System 18980 |
Installation Guide: Download PDF
Specifications
MagnaFlow 18980 — Exhaust System Kit. Key specs: 4 in. main piping diameter, custom builder series.
Warranty: 1-Year Warranty from MagnaFlow
Also known as: UPC 841380087201
Please check the product description for the manufacturer’s application details, or ask a specialist — we’ll confirm whether it fits your vehicle before you buy.
Shipping Information
Free shipping is available for eligible orders.
Shipping: Free to the USA.
Orders are processed during normal business days. Delivery dates may vary by carrier and destination.
Owner Reviews
Questions & Answers
Our techs answer fitment questions, usually within 2 hours. Owners chime in too.
No questions yet. Here's what shoppers usually ask. Tap one and our techs will answer.
Ask a Question
Write a review
Share your experience with this part. Reviews are checked before they go live.
Guaranteed
Shipping
Returns
Support
Frequently Paired With
