Description
Description
Product Information
Unlock the full performance potential of your Land Rover Defender P400 with the BlackBoost Catless Downpipes. Engineered using advanced CAD technology for precise OEM fitment and maximum exhaust flow, these high-performance downpipes replace the restrictive factory catalytic converters to reduce back pressure, increase horsepower and torque, and produce a deep, race-inspired exhaust note.
Manufactured from premium 304 low-carbon stainless steel, each downpipe features mandrel-bent tubing, laser-cut mounting brackets, and precision hand TIG welding for exceptional strength and durability. Designed to support high-performance builds exceeding 1,000 WHP, the BlackBoost Catless Downpipes are the ideal upgrade for enthusiasts seeking maximum power and turbo efficiency.
Key Features
– Aggressive race-inspired exhaust sound
– Significantly improves exhaust flow
– Eliminates primary and secondary catalytic converters, DPF & OPF*
– Reduces turbo back pressure for improved performance
– Increased horsepower and torque (depending on vehicle modifications)
– Supports builds exceeding 1,000 WHP
– Premium 304 low-carbon stainless steel construction
– Mandrel-bent tubing for unrestricted exhaust flow
– Precision laser-cut mounting brackets
– Handcrafted TIG-welded construction
– Direct bolt-on, plug-and-play installation
– Compatible with BlackBoost and other performance upgrades
Package Includes
– BlackBoost Catless Downpipes (Left & Right)
– Integrated Mounting Brackets
– Installation Hardware (where applicable)
Important Information
– For off-road and racing use only
– Not street legal in many regions due to removal of factory catalytic converters
– ECU tuning is required to eliminate the Check Engine Light (CEL) after installation
– Buyer is responsible for complying with all local emissions and vehicle regulations
Fitment
Land Rover Defender P400 90 (L663) PT306 3.0L I6 Turbo (2020+)
Land Rover Defender P400 110 (L663) PT306 3.0L I6 Turbo (2020+)
Land Rover Defender P400 130 (L663) PT306 3.0L I6 Turbo (2020+)
Upgrade your 2020+ Land Rover Defender P400 90, 110, or 130 with the BlackBoost Catless Downpipes and experience increased horsepower, improved turbo response, unrestricted exhaust flow, and an aggressive performance exhaust note built for track-focused driving.
Please Note: Some products may be custom-made, produced in limited quantities, or not part of our regular inventory, and may be classified as a Special Order. Additional charges for air freight, customs, taxes, or duties may apply. Rest assured, your card will not be charged during checkout—we will only obtain an authorization. If any additional costs or special arrangements are required, we'll contact you first to review the details and receive your approval before processing your order. We appreciate your understanding and invite you to review our Terms & Conditions before placing your order.
Additional information
Additional information
| manufacturing-year | 2020–2025 Defender 110 (L663) |
|---|---|
| part | Exterior |








