It won't hurt anything to have it off, but if it was me, I'd replace it.
In the last SRT Chat Session, the SRT Engineers said it was important for cooling purposes. I'd replace it. SOmebody asked if they could remove it to aid in cooling. Couldn't find the thread if someone could post it for this guy.
2007 LXDX48-21X, PS2; 2007 JSCS41-24B, PXR;2006 LXDP48-29N, PR3;2005 DR1S61-29S, PR4;2006 DR1S41-29S,PXR;2005 DR1S61-29S, PR4;2005 DR1S61-29S,PXR;2006 DH7H62-26G, PXR;2005 DR1S61-29S PS2; 2005 DR1S61-29S,PW1;2005 DR6H41-26G, PVE;2005ZHCS27-22A, PDR; 2005 WKJP74-27H, PXR, 2005 WKJP74-27H, PJT;2005 LXCS48-29N, PP4; 2004 HB5P74-28J, PR8; 2005 CSCS74-29S, PRH