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SKU: BXFL-00307-9
BLOX Racing SUS303 Stainless Steel Exhaust Manifold Stud Kit M8 x 1.25mm 45mm in Length - 9-piece for 2002-2011 Honda Civic 2002-2006 Acura RSX
BLOX Racing SUS303 stainless steel exhaust manifold stud kit includes 9 pieces sized M8 x 1.25mm with 45mm length for direct OEM replacement on K-series engines. This kit fits 2002-2011 Honda Civic models including Si and Mugen Si plus 2002-2006 Acura RSX securing exhaust manifolds with reliable hold under high heat. Engineered for performance builds it prevents loosening and rust common in stock hardware delivering consistent exhaust flow.
Key Features
- SUS303 Stainless Steel Construction: Resists corrosion and high exhaust temperatures for long-lasting durability in demanding conditions
- Precise M8 x 1.25mm Thread Pitch: Matches OEM specifications ensuring seamless fit without thread damage or stripping
- 45mm Stud Length: Ideal dimension for K-series exhaust manifolds providing proper engagement and clamp load
- 9-Piece Complete Kit: Covers all manifold studs required for full replacement simplifying maintenance on popular Honda K20 K24 setups
- High-Strength Design: Withstands vibration and torque for secure sealing that maintains performance over time
Product Notes
- Inspect manifold threads for cleanliness before installation to ensure maximum holding power
- Avoid over-torquing to prevent stress on studs or manifold ports
- Compact lightweight packaging fits easily in tool kits for trackside service
Installation Notes
- Professional installation recommended.
- Apply anti-seize compound to threads for easy future removal
- Torque to 22-25 ft-lbs following Honda service manual specs for K-series manifolds
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2005 | Honda | Civic | Si (EP3) |
| 2006-2011 | Honda | Civic | Si |
| 2006 | Honda | Civic | Mugen Si |
| 2002-2004 | Acura | RSX | Base/Type-S (DC5) |
| 2005-2006 | Acura | RSX | Type-S |
| 2006-2011 | Honda | CR-V | All (K24) |
Why Choose BLOX Racing?
- Established leader in JDM performance parts trusted by enthusiasts worldwide
- Premium materials like SUS303 stainless steel built for racing demands
- Precision engineering matches factory specs while enhancing reliability
Frequently Asked Questions
-
Q: Will this kit fit my 2006-2011 Honda Civic Si K20Z3 engine?
A: Yes it directly replaces OEM studs on K20Z3 exhaust manifolds with exact M8x1.25x45mm sizing for perfect fit. -
Q: How does SUS303 stainless steel compare to stock studs?
A: SUS303 offers far better corrosion resistance and strength than mild steel OEM studs resisting rust even after track abuse. -
Q: What is the warranty and installation torque?
A: BLOX provides manufacturer defect coverage contact support for details torque to 22-25 ft-lbs with anti-seize for best results.
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Compact box 6 x 4 x 1 inches
- Weight: 0.35 lbs
BLOX Racing
BLOX Racing has built a strong following in the import and sport compact community since 2003 by delivering parts that meet or exceed OEM quality standards at prices that make building accessible. Every BLOX product is designed with ISO 9001-certified manufacturing processes and subjected to rigorous testing before release, ensuring fitment and reliability that matches the performance they advertise. Popular Upgrades BLOX Racing intake manifolds and throttle bodies are popular for Honda, Acura, and other sport compact platforms, delivering improved airflow and throttle response over stock components. Suspension components including adjustable end links, sway bars, and pillow ball mounts allow precise handling tuning for street and autocross use. Engine hardware — cam gears, valve train components, and timing chain kits — rounds out the BLOX catalog for builders pushing beyond stock engine parameters. What platforms does BLOX Racing support? BLOX Racing focuses primarily on Honda, Ac...
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