Skip to content
HARRYS EURO - NZ's Largest Online Performance Parts Store
HARRYS EURO – NZ's Largest Online Performance Parts Store

Upgraded Side-Mount Intercooler (SMIC) Kit, C5 Audi RS6 4.2T

$8,226.99
This product is ready to order. Orders will have an estimated 2-week lead time.

Bolt in intercooler kit for the C5 RS6 4.2T.  Approximately twice the size of stock intercoolers. Developed with CAD software, this kit is perfect fit manufactured to precise tolerances. Includes everything you will need to install behind the OEM bumper.  Some very minor trimming may be required.  High quality bar and plate core and cast end tanks mean smooth flow and consistent fit.

This is the highest flow, largest intercooler kit on the market, don't be fooled by other options that are smaller for the same money.

What's Included:

  • High Capacity Intercooler Cores with high flow cast end tanks
  • All silicone hoses and clamps needed to install
  • Carbon fiber air shrouds
  • Brackets for water coolers
  • Replacement bumper grills - Note, foglights can remain, or can be replaced with the supplied grills.

Wagner Tuning RS6 intercooler Dimensions:

  • Height 10.2” (255mm)
  • Width 9” (230mm)
  • Depth 4.13” (105mm)
  • Exposed Core Volume: 376 Cubic Inches

Stock RS6 Intercooler Dimensions:

  • Height 10” (250mm)
  • Width 8” (205mm)
  • Depth 2.55” (65mm)
  • Exposed Core Volume: 203 Cubic Inches

Installation Instructions Available Here

  • Unsure about fitment?
    Chat with our performance expert
  • NZ's largest Online performance parts store
  • All products backed by manufacturer warranty
  • 100% genuine parts
  • Hassle-free 30-day returns & refunds
  • Competitive pricing
    Seen a better price elsewhere? Let us check
  • Workshop installation available
  • Fast 1-3 days dispatch on in-stock items
  • Shipping from only $11.90
  • Click & collect available
  • Dealer-level MTA workshop
  • Expert tuning, upgrades, and servicing
  • Visit us: 15a parkway drive, Rosedale, Auckland
  • Open 6 days

Harrys Euro

150+ Brands · 30,000+ Performance Parts

Proudly Serving Kiwi Drivers for Over 9 Years
Store & Workshop
Workshop

Parts + services, under one roof

Shop performance parts in-store or online, then have them fitted and tuned by the same team. No referrals, no second trips.

Performance

Dealer-level workshop, MTA assured

Fully equipped to support late-model European vehicles — diagnostics, servicing, and performance builds done right.

Parts

Built for real-world performance

We fine-tune high-performance machines to suit how you actually drive.

Happy Customers

4.8
Based on 146 Google reviews
as of 01/05/2026
×

Follow Our Journey

Live build updates, event coverage, and behind-the-scenes — on Instagram.

Follow Us on Instagram ↗