Then they are full of poop, drive like maniacs, or have other underlying issues. The EGR does improve fuel economy under normal driving conditions.
i too was under the impression that removing the EGR negatively affects gas mileage. if i remember correctly, you can get an egr block off plate from zzperformance.com, and in the description, it says it will lower your mpg a little bit
i too was under the impression that removing the EGR negatively affects gas mileage. if i remember correctly, you can get an egr block off plate from zzperformance.com, and in the description, it says it will lower your mpg a little bit
You can also RTV a penny over each of the two holes.