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An assembly and method for modifying a height of a truck cab having a back wall, a pair of A-pillars, a pair of B-pillars and a pair of doors, where each door includes a window frame is disclosed. The assembly includes a pair of first door frame members each adapted to be connected to one of the cut

An assembly and method for modifying a height of a truck cab having a back wall, a pair of A-pillars, a pair of B-pillars and a pair of doors, where each door includes a window frame is disclosed. The assembly includes a pair of first door frame members each adapted to be connected to one of the cut cab B-pillars and a pair of second door frame members, each adapted to be connected to one of the cut cab A-pillars and one of the first door frame members. A windshield header member is adapted to be connected between the pair of second door frame members. Flat bar straps are adapted to be connected between the windshield header member and the back wall and between the pair of first door frame members. A roof panel is adapted to be attached to and supported by the flat bar straps, the windshield header member and the pair of first door frame members. A pair of door top members are adapted to be connected to a window frame of each door. A housing that provides a wedge-shaped recess in the back of the cab is also provided.

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1. A kit for modifying a height of a truck cab having a back wall, a pair of A-pillars, a pair of B-pillars and a pair of doors, where each door includes a window frame, the kit comprising: a. a pair of first door frame members, each having a leading end and a trailing end, each trailing end adapted

1. A kit for modifying a height of a truck cab having a back wall, a pair of A-pillars, a pair of B-pillars and a pair of doors, where each door includes a window frame, the kit comprising: a. a pair of first door frame members, each having a leading end and a trailing end, each trailing end adapted to be connected to one of the cab B-pillars;b. a pair of second door frame members, each adapted to be connected to one of the cab A-pillars and a leading end of one of the first door frame members;c. a windshield header member adapted to be connected between the pair of second door frame members;d. a longitudinal flat bar strap adapted to be connected between the windshield header member and the back wall;e. a lateral flat bar strap adapted to be connected between the pair of first door frame members;f. a roof panel adapted to be attached to and supported by the longitudinal and lateral flat bar straps, the windshield header member and the pair of first door frame members; andg. a pair of door top members, each adapted to be connected to a window frame of a door. 2. The kit of claim 1 wherein the cab back wall, pair of A-pillars, pair of B-pillars and pair of door window frames are cut and the pair of A-pillars, pair of B-pillars and pair of door window frames each feature openings as a result and the trailing end of each first door frame member includes a tab that engages an opening of the one of the B-pillars, each second door frame member includes a tab that engages an opening of one of the A-pillars and each door top member includes a tab that engages an opening of the door window frame. 3. The kit of claim 2 wherein the leading ends of the first door frame members each include an alignment pin and wherein each second door frame member includes an alignment notch sized and positioned to receive the alignment pin of a corresponding first door frame member. 4. The kit of claim 2 wherein the tabs of the pair of first door frame members, tabs of the second pair of door frame members and tabs of the door top member are powder coated or painted. 5. The kit of claim 1 wherein the windshield header member includes underside notches adapted to receive top end portions of the pair of second door frame members. 6. The kit of claim 1 wherein the pair of first door frame members, the pair of second door frame members, the windshield header member, and the pair of door top members are made of cast aluminum. 7. The kit of claim 1 wherein the lateral and longitudinal flat bar straps are made of aluminum. 8. The kit of claim 1 wherein the roof panel is made of fiberglass. 9. The kit of claim 1 further comprising an auxiliary flat bar strap adapted to be secured on top of the longitudinal flat bar strap. 10. The kit of claim 1 wherein the pair of first door frame members, the pair of second door frame members, the windshield header member, and the pair of door top members are cored. 11. A modified truck cab roof assembly comprising: a. a pair of first door frame members;b. a pair of second door frame members secured to the pair of first door frame members;c. a windshield header member secured to the pair of second door frame members;d. a plurality of flat bar straps secured to the first door frame members and the windshield header member;e. a pair of door top members; andf. a roof secured to the pair of first door frame members, the pair of second door frame members, the windshield header member, and the plurality of flat bar straps. 12. The roof assembly of claim 11 wherein the pair of first door frame members, the pair of second door frame members, the windshield header member, and the pair of door to members are made of cast aluminum. 13. The roof assembly of claim 11 wherein the plurality of flat bar straps are made of aluminum. 14. The roof assembly of claim 11 wherein the roof is made of fiberglass. 15. The roof assembly of claim 11 wherein substantially conformal portions of the first door frame members, the second door frame members, and the door top members are inserted into cut portions of pillars and door frames of a conventional truck cab, respectively. 16. The roof assembly of claim 15 wherein the substantially conformal portions are one or more of powder coated and painted to prevent corrosion and secured with one or more of an adhesive and screws/bolts. 17. The roof assembly of claim 11 further comprising a mirror bracket that is fastened to door top member and a window frame member. 18. The roof assembly of claim 11 wherein the roof is affixed to the aluminum fiat bar straps using an adhesive. 19. A method of modifying a height of a truck cab having a back wall, a pair of A-pillars, a pair of B-pillars and a pair of doors, where each door includes a window frame, the method comprising the steps of: a. providing a pair of first door frame members;b. providing a pair of second door frame members;c. providing a windshield header member;d. providing a longitudinal flat bar strap and a lateral flat bar strap;e. providing a pair of door top members; andf. providing a roof panel;g. cutting the pair of A-pillars, pair of B-pillars and pair of door window frames;h. attaching the pair of second door frame members to the cut pair of A-pillars;i. attaching the pair of first door frame members to the cut pair of B-pillars and the pair of second door frame members;j. attaching the windshield header member between the pair of second door frame members;k. attaching the pair of door top members to the cut pair of door window frames;l. attaching a longitudinal fiat bar strap between the windshield header member and the back wall of the cab;m. attaching a lateral flat bar strap between the pair of first door frame members; andn. attaching the roof panel to the longitudinal and lateral flat bar straps, the pair of first door frame members and the windshield header member. 20. The method of claim 19 further comprising the steps of providing a mirror bracket and attaching the mirror bracket between one of the attached door top members and cut door window frames. 21. The method of claim 19 wherein steps h. and i. are accomplished using memory foam and adhesive. 22. The method of claim 19 wherein steps h. and k. are accomplished by using adhesive and further comprising the steps of drilling holes in the cut pair of A-pillars and cut pair of door window frames and inserting the adhesive through the holes. 23. The method of claim 19 wherein step n. is accomplished with adhesive. 24. The method of claim 19 further comprising the step of welding a strap support bracket to the back wall of the truck cab and fastening a trailing end of the longitudinal flat bar strap to the strap support bracket. 25. The method of claim 19 further comprising the steps of: o. providing a housing defining a wedge-shaped recess;p. cutting the truck cab back wall;q. installing the housing within the cut truck cab back wall. 26. The method of claim 19 further comprising the steps of: o. cutting the truck cab back wall; andp. installing a top rear window name portion. 27. The method of claim 26 wherein the top rear window frame portion is a portion of the original truck cab back wall. 28. A housing for installation within the back wall of a truck cab comprising: a. a central panel having a window;b. a pair of sidewall panels attached to opposite side edges of the central panel at an angler;c. a bottom panel attached to a bottom edge of the central panel at an angle, said bottom panel also attached to bottom edges of the pair of side wall panels so that the housing defines a wedge-shaped recess;d. said sidewall and bottom panels adapted to be secured to the back wall of the truck cab. 29. A truck cab comprising: a. a back wall,b. a roof panelc. a pair of doors;d. a housing positioned within the back wall, said housing including: i) a central panel;ii) a pair of sidewall panels attached to opposite side edges of the central panel at an angle;iii) a bottom panel attached to a bottom edge of the central panel at an angle, said bottom panel also attached to bottom edges of the pair of side wall panels so that the housing defines a wedge-shaped recess. 30. The truck cab of claim 29 wherein the central panel has a window.