Straightline Motorsports k20/k24 turbo manifolds are fabricated from 304 Stainless Steel Sch 10 pipe, all professionally Tig Welded and Backed by Lifetime warranty against cracking. All of the manifolds are back purged for the strongest,cleanest welds possible. Each of the manifolds are hand ported to ensure maximum flow, and all surfaces are milled so that there is no room for leakage. These manifold are built to accommodate a gt42 style/series T4 turbo, With the "Lean" engine mounts. Dual 44mm/46mm wastegates flanges will keep your boost under control. . This is the same manifold used on the JJ auto werks SFWD k-series, which has ran a best time of 8.29 @179 MPH!!! We also offer downpipe and dumptubes to go along with these manifolds.
Please allow 7-8 Week maximum to fabricate and ship.
Key Features:
Twin Scroll Design
Back Purged for the strongest welds possible
Fabricated from 304 Stainless Steel sch 10 tubes
T4 inlet flange
60mm Wastegate flange
Low angle Entry collectors for maximum flow-(Fabricated Inhouse)
1/2 inch thick mild steel flanges
Hand ported Collectors/ All sealing surfaces milled
Backed by lifetime warrenty against cracking
- Will fit ONLY FWD Lean setup
- Back Purged for the strongest welds possible
- Fabricated from 304 Stainless Steel sch 40 tubes
- T4 inlet flange
- Single 60mm wastegate flange
- Backed by lifetime warranty against cracking
K20/K24 Top Mount Turbo Manifold Lean FWD
We want you to be completely satisfied with your purchase. If you are not, you may return unused and unopened items within 30 days of the purchase date. Please note that shipping costs are non-refundable and restocking fees may apply.
We offer standard shipping within the United States. Items that are made to order will be shipped once completed. You will receive a tracking number once your order has shipped.

















