Tweco EL66-60 COND. TUBE - 1660-1110 by TWECO Save -8% $94.47 SKU TWEEL6660 TWECO - SKU TWEEL6660 Add accessories to tweco el66-60 cond. tube - 1660-1110. Close Add Your items total will automatically update after adding options or accessories. You can edit your selections in the cart. Select Options & Accessories Quantity Add to cart