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Mitsubishi Evo 4-9 4G63 Top Mount B2 EFR IWG Twin Scroll Turbo Manifold
Full-Race’s Twinscroll top-mount turbo manifold is designed specifically to suit BorgWarner B2-frame EFR Twinscroll turbos with Internal-WG 0.92 a/r on CT9A Lancer Evolution. This setup maintains PS and AC, and requires an evo6 style radiator. Full-Race recommends using a stiff IWG actuator spring.
Mitsubishi Evo 4-9 4G63 Top Mount IWG EFR Twin Scroll Features:
- Fits CT9A Lancer Evolution 4-9 with BorgWarner EFR T4 Twin Scroll .92 A/R
- requires evolution 6 style radiator with offset upper hose and fill cap
- Low angle 4->2->1 twinscroll merge collector and optimized equal length runners for efficient flow of exhaust gas into the turbocharger
- Robotic TIG welding ensures superior strength and long service life
- CAD designed, CNC ported head flange
- 100% Handmade in the USA from high grade thickwall stainless steel
- Does not require external wastegate, BOV or boost controller.
- Sealing surfaces machined flat ensuring a leak free seal
Install Photos:
Dyno Graph:
Customer Photos
Weight | 30 lbs |
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Dimensions | 24 x 17 x 15 in |
Manifold Coating |
2000 Deg. Black ($120), 2000 Deg. Silver ($120), None |
Shipping policy
Thank you for visiting and shopping at Affinis Motor Sports LLC. Following are the terms and conditions that constitute our Shipping Policy.
Domestic Shipping Policy & Shipment processing time
All orders are processed within 2-3 business days. Orders are not shipped or delivered on weekends or holidays.
If we are experiencing a high volume of orders, shipments may be delayed by a few days. Please allow additional days in transit for delivery. If there will be a significant delay in shipment of your order, we will contact you via email or telephone.
Shipping rates & delivery estimates
Shipping charges for your order will be calculated and displayed at checkout. If no shipping charge is shown upon checkout, we will contact you and invoice shipping separately. We cannot calculate ever changing rates for some items coming in from Japan, Australia, or other countries when special ordered.
Special order items can take anywhere from 1 week to several months depending on vendor lead time. Please check with us before placing an order.
Special order products
Any item that requires options to be selected such as Hypertune intakes requiring anodizing, runner and injector configurations and combinations, is considered a special order / made to order / drop shipped product. These special order products cannot be cancelled once shipped. Exchanges will be given for defective products. If the merchant is unable to send a replacement item, refund will be given once the item is returned to us.
Please inquire on which items are special ordered, made to order before placing your order if you are unsure.
If the vendor is unable to fulfill and order in a timely manner then we may choose to cancel the order and have the merchant refund us.
International Shipping Policy
We currently do not ship outside the U.S.
Returns Policy
We accept returns on unused products within 30 days of delivery. Excludes custom order products and specialty order items.