Flex
Flex RG Colorado Intercooler | LWN 2.8L | 80 PSI | Bolt-On
Flex RG Colorado Intercooler | LWN 2.8L | 80 PSI | Bolt-On
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RG Colorado Bolt-On Intercooler Upgrade β LWN Duramax 2.8L
FLEX Monoblock Performance Intercooler | Direct Bolt-On | 80 PSI Rated
Upgrade your 2.8L Duramax-powered Colorado with this high-flow FLEX Monoblock Intercooler β built to handle big boost and harsh Aussie conditions.
β Key Features
- Direct bolt-on fitment β no cutting or fabrication required
- One-piece monoblock casting β superior strength under boost
- Rated to 80 PSI β ideal for tuned & high-boost setups
- Cooler intake temps β reduced heat soak for consistent power
- OEM-style mounting β uses factory locations and pipe routing
π Technical Specifications
- Brand: FLEX
- Engine: LWN Duramax 2.8L
- Vehicle: Holden RG Colorado
- Years: 2014β2019 (see note for earlier models)
- Core Type: Monoblock one-piece casting
- Boost Rating: 80 PSI
- Replaces GM Part: 94714569 (Colorado approx. 06/2012β2019)
This intercooler upgrade is the smart choice for any boosted RG build chasing cooler intake temps, reduced heat soak, and consistent power.
π§ Vehicle Compatibility
- Holden RG Colorado β LWN Duramax 2.8L (2014β2019)
- Holden RG Colorado β LWN Duramax 2.8L (approx. 06/2012β2013) β may fit, confirm by matching GM part 94714569 or send VIN
β Direct OEM replacement: Uses factory mounting points and pipe locations. No cutting or welding required.
π¦ What's Included
- FLEX Monoblock Intercooler β 80 PSI rated core
Direct replacement for GM part 94714569. Reuse factory mounting hardware and clamps.
π οΈ Installation Notes
- Direct bolt-on β uses factory mounting locations
- OEM pipe routing β works with factory or aftermarket piping
- No cutting or fabrication required for standard installations
- Aftermarket piping kits may require minor adjustment
- Professional installation recommended
- Check all clamps and connections for proper sealing
π‘ Perfect For β Recommended Applications
Get the most from your FLEX intercooler:
- Tuned RG Colorado builds β reduce IATs and heat soak
- High-boost setups β 80 PSI rating handles extreme builds
- Daily drivers β improved cooling consistency
- Towing & touring β sustained performance under load
- Turbo upgrades β perfect complement to larger turbos
β±οΈ Stock & Lead Time
Generally in stock in Australia β ready for fast dispatch.
β οΈ IMPORTANT: From time to time, dispatch may be up to 2β3 weeks. Contact us for current ETA if timing is critical.
π³ Payment & Shipping Options
- πΈ Buy Now, Pay Later: Afterpay, Humm, Klarna & Zip available
- βοΈ Free Express Shipping Australia-Wide
- π¦ Fast, trackable dispatch from Australian warehouse
β οΈ Legal Notice
For off-road / competition use only. Intercooler modifications may affect compliance. Check local regulations before purchase.
β Frequently Asked Questions
Q: Is this a true bolt-on upgrade?
A: Yes β designed as a direct replacement for RG Colorado LWN 2.8L. No cutting or welding required when used with factory mounting and pipe locations.
Q: What model years does it fit?
A: Confirmed for 2014β2019 LWN Duramax. Earlier builds (approx. 06/2012β2013) may also fit β confirm by matching GM part number 94714569 or send us your VIN.
Q: Do I need a tune after installing?
A: No tune is required for fitment. Tuned vehicles benefit most from lower IATs and reduced heat soak. Always monitor boost and EGTs.
Q: What boost is it rated for?
A: The FLEX monoblock core is rated to 80 PSI. Final safe boost depends on clamps, piping, turbo setup and tune quality.
Q: Will it work with my existing piping?
A: Yes β designed around OEM routing. Aftermarket piping kits may require minor adjustment.
Q: What's the typical lead time?
A: Generally in stock in Australia, but from time to time item dispatch may be up to 2β3 weeks. Contact us for current ETA if timing is critical.
Q: What's the advantage of monoblock construction?
A: One-piece monoblock casting provides superior strength and reliability under high boost compared to multi-piece designs. Less prone to leaks or failure.
Q: Will this improve my performance?
A: Cooler intake air temps mean denser air charge, which supports more consistent power output, especially on tuned vehicles or under sustained load (towing, highway runs).
Q: Do I need to upgrade my clamps or piping?
A: For high-boost applications (40+ PSI), consider upgrading to quality silicone hoses and heavy-duty T-bolt clamps for maximum reliability.
β‘ KEEP YOUR RG COLORADO COOL
FLEX monoblock intercooler. 80 PSI rated. Direct bolt-on. Cooler IATs. Reduced heat soak. Built for Aussie conditions.
Disclaimer: Common Rail Cowboys is not affiliated with Holden or General Motors. Installation should be performed by a qualified technician. Proper installation and fitment verification are the buyer's responsibility.
