Speedzone Performance LLC
SPDZ1 2013-2017 Honda Accord (9th Gen) K24 Race High Flow Downpipe
SPDZ1 2013-2017 Honda Accord (9th Gen) K24 Race High Flow Downpipe
Couldn't load pickup availability
SPDZ1 2013-2017 Honda Accord (9th Gen) K24 Race High Flow Downpipe
Unlock the true potential of your 9th Gen Accord K24 with the SPDZ1 High-Flow Race Downpipe. Designed specifically for performance enthusiasts, this race-only downpipe eliminates the restrictive factory catalytic converter to deliver maximum exhaust flow, quicker turbo spool response (for turbo builds), and a deep, aggressive exhaust tone.
Whether you’re building a naturally aspirated track car or prepping a turbocharged street machine, this SPDZ1 downpipe is engineered to outperform the competition. Precision-built from T304 stainless steel, TIG-welded for strength, and featuring smooth mandrel bends, it provides the reliability and durability needed for consistent performance under extreme conditions.
Features:
- Direct fit for 2013–2017 Honda Accord (9th Gen) K24 engines
- Race-only design – no catalytic converter for unrestricted flow
- Constructed from premium T304 stainless steel for durability
- CNC-machined flanges for a precise, leak-free seal
- High-flow design improves horsepower, torque, and throttle response
- Aggressive exhaust note for a true motorsport sound
- Compatible with stock or aftermarket exhaust systems
- Professional TIG-welded finish for strength and long life
Measurments:
- 4.425 inlet
- 2.5” Lower pipe
- 4.7” Outer Diamater of Cast Bell Mouth
Applications:
- 2013–2017 Honda Accord 2.4L K24 (9th Generation)
- Race use only
What’s Included:
- SPDZ1 High-Flow Race Downpipe
- Gasket & hardware for installation
- Double side threaded studs for Head
- Heavy Duty SS304 Nuts
IN STOCK AND READY TO SHIP!!

Collapsible content
DETAILS
Provide details like specifications, materials, or measurements.
Add an image in your Collapsible content settings for more visual interest.
TIPS
Share expert tips on how to use this product or pair it with other items.
SHIPPING
List the details of your shipping policy.