These billet adapters are for stock GM Ecotec style fuel rails. They adapt the factory return fitting to -6AN fittings. The return fitting has a thread pitch of 18mm x 1.5. This is the set up for those of you that are looking to run the stock regulator that is built into this style fuel rail.
For stock Ecotec style fuel rails.
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The part must be returned to CBM with an RMA number assigned to it, and if it is in acceptable condition, CBM will issue credit directly to the customer. In addition, CBM Motorsports™ limited warranty specifically does not apply to products which have been modified or altered in any way, subjected to adverse conditions such as misuse, neglect, accident, improper installation or adjustment, dirt or other contaminants, water, corrosion or faulty repair, or used in racing activities or competitive applications other than those recommended by CBM Motorsports™ . This warranty does not warrant and disclaims all liability for products used in racing activities and/or applications, other than those specifically recommended by CBM Motorsports™.